Zinus
Memory Foam, Medium Firm, Under 8 in
−Cooling not listed: 29 of the 49 here list one
$74.99-18%List: $90.99
as of 11/04/2026 09:36 PST - DetailsProduct details
About this product
Sunny Heart
Twin XL, Memory Foam, Medium Firm, Under 8 in
+Twin XL size for longer beds
+CertiPUR certified memory foam
+Ships boxed, under 8 inches thick
−Thin at under 8 inches
$89.99-14%List: $104.99
as of 11/04/2026 06:38 PST - DetailsProduct details
Pros+Twin XL size for longer beds
+CertiPUR certified memory foam
+Ships boxed, under 8 inches thick
+Medium firm feel
Cons−Thin at under 8 inches
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
AnoYishev
Twin, Hybrid, Under 8 in
+CertiPUR-US certified foam
+Hybrid pocket coil construction for support
+Breathable foam layer
−Under 8 inches thick, thinner than typical mattresses
$42.99-8%Was: $46.80
as of 11/04/2026 10:36 PST - DetailsProduct details
Pros+CertiPUR-US certified foam
+Hybrid pocket coil construction for support
+Breathable foam layer
+Twin size fits kids' beds and bunk beds
+Ships boxed for easy home delivery
Cons−Under 8 inches thick, thinner than typical mattresses
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
Egohome
Twin, Memory Foam, Medium Firm, Under 8 in
+Twin size fits children's beds and small rooms
+CertiPUR-US certified foam
+Green tea memory foam built for cooling
−Thin 5-inch profile offers less cushioning than thicker mattresses
$87.99
as of 11/03/2026 22:47 PST - DetailsProduct details
Pros+Twin size fits children's beds and small rooms
+CertiPUR-US certified foam
+Green tea memory foam built for cooling
+Ships boxed for easy delivery
+Medium-firm feel for pressure relief
Cons−Thin 5-inch profile offers less cushioning than thicker mattresses
How pros and cons are picked (About: Disclaimer) About this product
Novilla
Twin, Memory Foam, Under 8 in
+CertiPUR-certified memory foam
+Ships boxed for easy home delivery
+Cooling design for warmer sleepers
−Thin at under 8 inches
−Thinner than typical memory foam mattresses
$89.28
as of 11/04/2026 00:28 PST - DetailsProduct details
Pros+CertiPUR-certified memory foam
+Ships boxed for easy home delivery
+Cooling design for warmer sleepers
+Twin size fits smaller beds and rooms
Cons−Thin at under 8 inches
−Thinner than typical memory foam mattresses
How pros and cons are picked (About: Disclaimer) About this product
Auruge
Full, Memory Foam, Under 8 in
+Full size fits many standard beds
+Cooling memory foam
+Medium firm support for pressure relief
−Under 8 inches thick, thinner than typical mattresses
$39.99
as of 11/04/2026 09:41 PST - DetailsProduct details
About this product
Anwickjeff
Twin, Hybrid, Medium Firm, Under 8 in
+CertiPUR-US certified foam
+Hybrid construction combines foam and support layers
+Medium firm feel
−Under 8 inches thick, thinner than typical mattresses
$58.35
as of 11/04/2026 10:36 PST - DetailsProduct details
Pros+CertiPUR-US certified foam
+Hybrid construction combines foam and support layers
+Medium firm feel
+Twin size fits bunk and trundle beds
+Ships boxed for easy home delivery
Cons−Under 8 inches thick, thinner than typical mattresses
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
Moonlightfamily
Under 8 in
+Compact 3 inch thickness for portable use
+Premium foam construction
+Lightweight foam for easy moving
−Only 3 inches thick
−Too thin for standard bed use
$29.99
as of 11/04/2026 00:16 PST - DetailsProduct details
Pros+Compact 3 inch thickness for portable use
+Premium foam construction
+Lightweight foam for easy moving
Cons−Only 3 inches thick
−Too thin for standard bed use
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
Egohome
Twin, Memory Foam, Medium Firm, Under 8 in
+CertiPUR-US certified memory foam
+Cooling green tea gel for a cooler sleep surface
+Shipped boxed for easy home delivery
−Only 5 inches thick, thinner than typical mattresses
−Twin size fits one sleeper only
$92.51
as of 11/03/2026 22:48 PST - DetailsProduct details
Pros+CertiPUR-US certified memory foam
+Cooling green tea gel for a cooler sleep surface
+Shipped boxed for easy home delivery
+Medium firm feel suits side and back sleepers
Cons−Only 5 inches thick, thinner than typical mattresses
−Twin size fits one sleeper only
How pros and cons are picked (About: Disclaimer) About this product
Best Price Mattress
Twin, Memory Foam, Medium Firm, Under 8 in
+Cooling gel infused memory foam
+Medium-firm feel for a balanced support level
+Ships boxed for easier delivery to the home
−Thin 5-inch profile offers less cushioning
−Twin size only fits one sleeper
$93.99
as of 11/04/2026 12:42 PST - DetailsProduct details
Pros+Cooling gel infused memory foam
+Medium-firm feel for a balanced support level
+Ships boxed for easier delivery to the home
Cons−Thin 5-inch profile offers less cushioning
−Twin size only fits one sleeper
How pros and cons are picked (About: Disclaimer) About this product
Mlily
Twin, Memory Foam, Under 8 in
+Twin size fits small beds and kids' rooms
+Memory foam conforms to the body
+Cooling gel layer
−Only 6 inches thick
$95.99
as of 11/04/2026 00:15 PST - DetailsProduct details
About this product
Nxzmdemy
Twin, Memory Foam, Medium Firm, Under 8 in
+Cooling foam and breathable comfort layer
+Memory foam construction
+Medium firm feel for pressure relief
−Under 8 inches thick, thinner than typical mattresses
$39.89
as of 11/04/2026 10:36 PST - DetailsProduct details
Pros+Cooling foam and breathable comfort layer
+Memory foam construction
+Medium firm feel for pressure relief
+Twin size fits single beds
+Ships boxed for easy home delivery
Cons−Under 8 inches thick, thinner than typical mattresses
How pros and cons are picked (About: Disclaimer) About this product
Ftopbtb
Twin, Memory Foam, Medium Firm, Under 8 in
+Twin size fits standard twin bed frames
+CertiPUR-US certified foam
+Memory foam conforms to the body's shape
−Thin 6-inch profile offers less cushioning
$39.99
as of 11/03/2026 23:02 PST - DetailsProduct details
Pros+Twin size fits standard twin bed frames
+CertiPUR-US certified foam
+Memory foam conforms to the body's shape
+Cooling features listed for a cooler sleep
+Medium firm feel suits many sleep styles
Cons−Thin 6-inch profile offers less cushioning
How pros and cons are picked (About: Disclaimer) About this product
YskdhfczQ
Twin, Memory Foam, Medium Firm, Under 8 in
+CertiPUR-US certified foam
+Cooling gel memory foam layer
+Medium firm feel
−Thin profile offers less cushioning than thicker mattresses
$39.89
as of 11/04/2026 08:42 PST - DetailsProduct details
Pros+CertiPUR-US certified foam
+Cooling gel memory foam layer
+Medium firm feel
+Ships boxed for easy home delivery
+Thin 6 inch profile suits low bed frames
Cons−Thin profile offers less cushioning than thicker mattresses
How pros and cons are picked (About: Disclaimer) About this product
Ftopbtb
Twin, Memory Foam, Under 8 in
+Twin size fits single beds and small rooms
+Gel memory foam with a cooling design
+CertiPUR certified foam
−Thickness is under 8 inches, thinner than typical mattresses
$39.89
as of 11/03/2026 23:02 PST - DetailsProduct details
Pros+Twin size fits single beds and small rooms
+Gel memory foam with a cooling design
+CertiPUR certified foam
+Ships boxed for easy delivery
+Fiberglass free construction
Cons−Thickness is under 8 inches, thinner than typical mattresses
How pros and cons are picked (About: Disclaimer) About this product
YskdhfczQ
Twin, Memory Foam, Medium Firm, Under 8 in
+CertiPUR-US certified foam
+Cooling gel memory foam layer
+Medium firm feel
−Thin profile offers less cushioning than thicker mattresses
$39.89
as of 11/04/2026 08:42 PST - DetailsProduct details
Pros+CertiPUR-US certified foam
+Cooling gel memory foam layer
+Medium firm feel
+Ships boxed for easy home delivery
+Thin 6 inch profile suits low bed frames
Cons−Thin profile offers less cushioning than thicker mattresses
How pros and cons are picked (About: Disclaimer) About this product
FoamTouch
Under 8 in
+Foam only, sold without a cover
+Custom size for camper and RV bunks
+Thin 5-inch profile for tight bunk spaces
−Thin 5-inch profile offers less cushioning
−No cover included with the foam
$29.99
as of 11/03/2026 23:00 PST - DetailsProduct details
Pros+Foam only, sold without a cover
+Custom size for camper and RV bunks
+Thin 5-inch profile for tight bunk spaces
Cons−Thin 5-inch profile offers less cushioning
−No cover included with the foam
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
YskdhfczQ
Full, Memory Foam, Under 8 in
+Full size replaces standard pull-out sofa mattresses
+Gel memory foam construction for contouring support
+Four inch profile suits sleeper sofas
−Thin four inch profile offers less cushioning than thicker mattresses
$29.89
as of 11/04/2026 09:41 PST - DetailsProduct details
Pros+Full size replaces standard pull-out sofa mattresses
+Gel memory foam construction for contouring support
+Four inch profile suits sleeper sofas
Cons−Thin four inch profile offers less cushioning than thicker mattresses
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
Mtsvmp
Twin, Memory Foam, Under 8 in
+Twin size fits single beds and small rooms
+Gel memory foam construction
+Medium firm feel
−Thin at under 8 inches
$39.89
as of 11/04/2026 00:19 PST - DetailsProduct details
Pros+Twin size fits single beds and small rooms
+Gel memory foam construction
+Medium firm feel
+Ships boxed for easy delivery
+Fiberglass free construction
Cons−Thin at under 8 inches
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
Auruge
Twin, Memory Foam, Medium Firm, Under 8 in
+Green tea gel memory foam
+Removable washable cover
+Ships boxed for easy delivery
−Under 8 inches thick, thinner than most memory foam mattresses
$42.69
as of 11/04/2026 12:38 PST - DetailsProduct details
Pros+Green tea gel memory foam
+Removable washable cover
+Ships boxed for easy delivery
+Twin size fits single beds and small rooms
Cons−Under 8 inches thick, thinner than most memory foam mattresses
Compared with the 37 mattresses on this page−Cooling not listed: 29 of the 49 here list one
How pros and cons are picked (About: Disclaimer) About this product
YskdhfczQ
Twin, Memory Foam, Under 8 in
+CertiPUR certified foam for lower chemical emissions
+Cooling feature listed for a cooler sleep surface
+Breathable design listed for airflow
−Under 8 inch thickness is thinner than typical twin mattresses
$39.89
as of 11/04/2026 00:44 PST - DetailsProduct details
Pros+CertiPUR certified foam for lower chemical emissions
+Cooling feature listed for a cooler sleep surface
+Breathable design listed for airflow
+Ships boxed for easy home delivery
Cons−Under 8 inch thickness is thinner than typical twin mattresses
How pros and cons are picked (About: Disclaimer) About this product
Bhxwry
Full, Memory Foam, Medium Firm, Under 8 in
+Full size fits standard full beds
+Green tea gel cooling design
+CertiPUR certified foam
−Only 4 inches thick, thinner than typical mattresses
$42.99
as of 11/03/2026 23:04 PST - DetailsProduct details
Pros+Full size fits standard full beds
+Green tea gel cooling design
+CertiPUR certified foam
+Medium firm feel
+Ships boxed for easy delivery
Cons−Only 4 inches thick, thinner than typical mattresses
How pros and cons are picked (About: Disclaimer) About this product
HomJoones
Twin, Firm, Under 8 in
+Twin size fits single beds and small rooms
+Waterproof cover helps protect against spills
+Cooling foam is listed for a cooler sleep surface
−Firm feel may not suit side sleepers who want cushioning
−Under 8 inches of thickness is thinner than most mattresses
$43.00
as of 11/03/2026 23:26 PST - DetailsProduct details
Pros+Twin size fits single beds and small rooms
+Waterproof cover helps protect against spills
+Cooling foam is listed for a cooler sleep surface
+Firm feel suits those who want a firm surface
+Ships boxed for easy delivery to home
Cons−Firm feel may not suit side sleepers who want cushioning
−Under 8 inches of thickness is thinner than most mattresses
How pros and cons are picked (About: Disclaimer) About this product
YskdhfczQ
Twin, Memory Foam, Medium Firm, Under 8 in
+CertiPUR-US certified memory foam
+Cooling green tea gel layer
+Medium firm feel for pressure relief
−Under 8 inches thick, thinner than typical mattresses
$39.89
as of 11/04/2026 10:36 PST - DetailsProduct details
Pros+CertiPUR-US certified memory foam
+Cooling green tea gel layer
+Medium firm feel for pressure relief
+Twin size fits single beds and bunk beds
+Ships boxed for easy home delivery
Cons−Under 8 inches thick, thinner than typical mattresses
How pros and cons are picked (About: Disclaimer) About this product
Zfhcbj
Twin, Memory Foam, Medium Firm, Under 8 in
+CertiPUR-US certified foam for low chemical emissions
+Cooling gel memory foam for a cooler sleep surface
+Ships boxed for easy home delivery
−Under 8 inch profile offers less cushioning than thicker mattresses
−All-foam build lacks innerspring support
$79.99
as of 11/04/2026 06:38 PST - DetailsProduct details
Pros+CertiPUR-US certified foam for low chemical emissions
+Cooling gel memory foam for a cooler sleep surface
+Ships boxed for easy home delivery
+Removable, washable cover for easy cleaning
+Thin 6 inch profile for low-profile bed frames
Cons−Under 8 inch profile offers less cushioning than thicker mattresses
−All-foam build lacks innerspring support
How pros and cons are picked (About: Disclaimer) About this product
Mtsvmp
Twin, Memory Foam, Medium Firm, Under 8 in
+Twin size fits single beds and small rooms
+CertiPUR-US certified memory foam
+Cooling gel memory foam for a cool sleep surface
−Thin at under 8 inches
−Thin profile offers less cushioning than thicker mattresses
$39.99
as of 11/04/2026 00:19 PST - DetailsProduct details
Pros+Twin size fits single beds and small rooms
+CertiPUR-US certified memory foam
+Cooling gel memory foam for a cool sleep surface
+Medium firm feel for pressure relief
+Ships boxed for easy setup
Cons−Thin at under 8 inches
−Thin profile offers less cushioning than thicker mattresses
How pros and cons are picked (About: Disclaimer) About this product
Mtsvmp
Twin, Memory Foam, Medium Firm, Under 8 in
+Twin size fits single beds and small rooms
+CertiPUR-US certified memory foam
+Cooling gel memory foam construction
−Thin at under 8 inches
−Thin profile offers less cushioning than thicker mattresses
$39.89
as of 11/04/2026 00:19 PST - DetailsProduct details
Pros+Twin size fits single beds and small rooms
+CertiPUR-US certified memory foam
+Cooling gel memory foam construction
+Medium firm feel for side and back sleepers
+Ships boxed for easy delivery
Cons−Thin at under 8 inches
−Thin profile offers less cushioning than thicker mattresses
How pros and cons are picked (About: Disclaimer) About this product
Nxzmdemy
Twin, Memory Foam, Medium Firm, Under 8 in
+Cooling feature listed for a warmer sleep
+Memory foam conforms to the body for pressure relief
+Ships boxed for easy home delivery
−Under 8 inch thickness is thinner than typical twin mattresses
$39.89
as of 11/04/2026 00:29 PST - DetailsProduct details
Pros+Cooling feature listed for a warmer sleep
+Memory foam conforms to the body for pressure relief
+Ships boxed for easy home delivery
+Medium firm feel suits side and back sleepers
Cons−Under 8 inch thickness is thinner than typical twin mattresses
How pros and cons are picked (About: Disclaimer) About this product
