Mattress Insider mattresses
18 mattresses · odd sizes: 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short full, Short queen · 74-inch, RV king (70 × 80), Short RV king (70 × 74), RV bunk (28 × 75), RV bunk (30 × 74), RV bunk (30 × 80), RV bunk (32 × 74), RV bunk (34 × 75), Bunk (36 × 84), Alaskan king, Wyoming king, Texas king, Full XL · 54-inch, Full XL · 53-inch · online only
Every Mattress Insider mattress, who each one is for and the catch to know, plus which odd sizes it makes, its returns and where to try one.
Best for: Two feels in one
All foam and flippable: a softer gel side and a firmer side, in 8″ or 11.5″.
Good to know: Custom sizes aren’t covered by the 365-night guarantee, and returns after 60 days cost $59 plus shipping.
Memory foam 8″ or 11.5″ tall Softer gel-foam side; firmer reverse side, according to the manufacturer. 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short queen · 74-inch, RV bunk (28 × 75), RV bunk (30 × 80), RV bunk (34 × 75), Full XL · 53-inch
Best for: Coils in a low bed
Real pocketed coils in only about 8″, with a firm, supportive feel.
Good to know: Only about 1″ of foam sits above the coils, so it won’t feel plush.
Hybrid 8″ tall Firm-supportive, as described by the manufacturer. 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short queen · 74-inch, RV bunk (28 × 75), RV bunk (30 × 80), RV bunk (34 × 75), Full XL · 53-inch
Best for: Latex on top, low profile
A latex comfort layer and organic cotton cover at 8.5″ tall.
Good to know: The core is foam, not latex, and the maker doesn’t say how firm it is.
Latex over foam 8.5″ tall Not confirmed in inspected specification text. 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short queen · 74-inch, RV bunk (30 × 80), Full XL · 54-inch, Full XL · 53-inch
Best for: Low profile, mid-priced
A 6″ flippable gel-foam bed listed in 66 exact sizes across its RV, truck and home pages (24 × 72 up to 76 × 80), plus custom.
Good to know: Thin for heavier sleepers who want plush comfort; trial length differs by page (365 vs 121 nights).
Memory foam 6″ tall Medium-firm; flippable (softer gel side, firmer foam side) 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short full, Short queen · 74-inch, RV king (70 × 80), RV bunk (28 × 75), RV bunk (30 × 74), RV bunk (30 × 80), RV bunk (32 × 74), RV bunk (34 × 75), Full XL · 54-inch, Full XL · 53-inch Queen $459
Best for: Mattress Insider’s firm, thin entry model
A 5.5″ firm foam mattress, the lowest-cost option, in standard, RV and many old-bed sizes.
Good to know: Trial and warranty differ between its RV and home pages (121 vs 365 nights; 5 vs 10 years).
Foam 5.5″ tall Firm 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short full, Short queen · 74-inch, RV king (70 × 80), RV bunk (28 × 75), RV bunk (30 × 74), RV bunk (30 × 80), RV bunk (32 × 74), RV bunk (34 × 75), Full XL · 54-inch, Full XL · 53-inch Queen $361
Best for: Memory foam plus coils
A 9″ gel-foam-over-coils hybrid in RV, truck, home and custom sizes.
Good to know: Layer thicknesses aren't published.
Hybrid 9″ tall Medium 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short full, Short queen · 74-inch, RV king (70 × 80), RV bunk (28 × 75), RV bunk (30 × 74), RV bunk (30 × 80), RV bunk (32 × 74), RV bunk (34 × 75), Full XL · 54-inch, Full XL · 53-inch Queen $869
Best for: Three feels, edge support
A 10.5–11.5″ coil hybrid in Firm, Medium or Plush Euro Top, in RV sizes such as 70 × 74 and 60 × 74 with a radius corner.
Good to know: The strike-through price is more than double the sale price, so treat the 'discount' with caution.
Hybrid 10.5″ or 11.5″ tall Firm (10.5″), Medium (10.5″), Plush Euro Top (11.5″) 3/4, Short queen, Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short full, Short queen · 74-inch, RV king (70 × 80), Short RV king (70 × 74), RV bunk (28 × 75), RV bunk (30 × 74), RV bunk (30 × 80), RV bunk (32 × 74), RV bunk (34 × 75), Bunk (36 × 84), Full XL · 54-inch, Full XL · 53-inch Queen $989.50
Best for: Firm RV foam
A firm Adventure-line mattress in named RV sizes: RV bunks, Short Full 48 × 74, RV Queen Short 60 × 74, Olympic Queen and four RV kings.
Good to know: Height isn't published, and the core description contradicts itself.
Memory foam Firm (8 out of 10 on Mattress Insider's scale) Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short full, Short queen · 74-inch, RV king (70 × 80), Short RV king (70 × 74), RV bunk (28 × 75), RV bunk (34 × 75), Bunk (36 × 84) Queen $584.40
Best for: Medium RV foam
A 9.75″ medium gel-foam RV mattress in named RV sizes from 28 × 75 bunks to 72 × 84.
Good to know: Its King is listed as 75 × 80; check the inches.
Memory foam 9.75″ tall Medium (7 out of 10 on Mattress Insider's scale) Olympic queen, RV king, Short king, RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, Short full, Short queen · 74-inch, RV king (70 × 80), Short RV king (70 × 74), RV bunk (28 × 75), RV bunk (34 × 75), Bunk (36 × 84) Queen $692.60
Best for: RV bunks
A 6″ firm bunk mattress in six RV bunk sizes from 28 × 75 to 42 × 80, plus Twin.
Good to know: No Queen; bunk sizes only.
Foam 6″ tall Firm (8 out of 10 on Mattress Insider's scale) RV bunk / narrow twin, Truck sleeper 35 × 79, Truck sleeper 42 × 80, RV bunk (28 × 75), RV bunk (34 × 75)
Best for: Semi-truck berths
A 6.5″ foam sleeper-cab mattress in eight truck sizes, including 36 × 76, 42 × 80 and 48 × 80.
Good to know: Only a 5-year warranty; custom sizes by phone quote.
Foam 6.5″ tall 3/4, Truck sleeper 35 × 79, Truck sleeper 42 × 80
Best for: Olympic Queen owners
An 8″ gel memory foam mattress made specifically for the 66 × 80 Olympic Queen.
Good to know: Only a 121-night trial here, not 365.
Memory foam 8″ tall 4 out of 10 on Mattress Insider's softness scale (10 = softest) Olympic queen
Best for: Oversized family beds
A 13.5″ modular hybrid in giant sizes from Wyoming King 84 × 84 to 144 × 84.
Good to know: Ships in several boxes you assemble; the Athlete Bed's inches aren't stated.
Hybrid 13.5″ tall Adjustable: flippable, removable layers Alaskan king, Wyoming king, Texas king
Best for: Round beds
A 10″ gel memory foam round mattress in six diameters, 76″ to 99″.
Good to know: Other diameters by phone; return terms for this item aren't stated.
Best for: Cots and narrow beds
A 4.5″ gel-foam cot mattress in eight cot sizes from 28 × 75 to 38 × 72.
Good to know: 121-day guarantee only; custom lengths, widths and heights by quote.
Memory foam 4.5″ tall Flippable: cushion-firm side and firm side RV bunk / narrow twin, RV bunk (28 × 75)
Best for: Sofa-bed replacement
A 4.5″ foam sofa-bed mattress in eight sleeper-sofa sizes from 35 × 72 to 64 × 72.
Good to know: Warranty isn't stated on its page.
Best for: Sofa beds used nightly
A 4.5″ gel memory foam sofa-bed mattress in eight sizes from 35 × 72 to 64 × 72.
Good to know: Made for sofas that take a 4–5″ mattress; thinner frames may not fold.
Best for: Latex sofa-bed top
A 4.5″ sofa-bed mattress with 1″ of blended latex, in eight sizes from 35 × 72 to 64 × 72.
Good to know: Only 1″ of latex, and it's blended, though the page URL says natural.
Show all 18 Mattress Insider mattresses
We may earn a commission from qualifying purchases. How we choose and research
Good to know
Returns 365 Night Guarantee on most products (some pages say 100 or 121 days). One trial per household across Mattress Insider, AdventureRVMattress.com and SofaBedMattress.com. After 30 days, return by donating to a charity (pre-approved) for a refund; this part does not apply to custom orders. After 60 days, ship it back with an RMA by day 365, paying a $59 restocking fee and return shipping. Custom, special-order and clearance items are generally not returnable unless the product says so. Cancellations after 24 hours: $59 fee. Wrong measurements are not refundable.
Who makes it Mattress Insider sells under its own name. Sister brands: Adventure RV Mattress (AdventureRVMattress.com), SofaBedMattress.com. mattressinsider.com
Odd and RV sizes Size names Mattress Insider uses: 24 × 75, 28 × 75, 30 × 75, 30 × 80, 32 × 79, 34 × 75, 35 × 79, 42 × 80, 48 × 75, 53 × 80, 60 × 75 (10″ radius corners at foot), 60 × 80 (10″ radius corners at foot), 60 × 74, 60 × 75, 66 × 80, 72 × 80 (10″ radius corners at foot), 72 × 75, 72 × 80, 54 × 80, 24 × 72, 27 × 75, 28 × 74, 30 × 72, 30 × 76, 30 × 77, 30 × 74, 32 × 74, 33 × 72, 33 × 75, 34 × 74, 35 × 72, 36 × 75, 36 × 80, 36 × 76, 36 × 72, 36 × 73, 38 × 72, 38 × 74, 39 × 80, 45 × 74, 45 × 75, 48 × 74, 48 × 80, 48 × 72, 52 × 72, 52 × 70, 53 × 72, 53 × 74, 54 × 70, 54 × 72, 54 × 74, 58 × 72, 58 × 70, 59 × 80, 60 × 72, 60 × 70, 64 × 72, 70 × 80, 76 × 79, 32 × 75, 36 × 84, 60 × 74 (10″ radius corners at foot), 70 × 74, King 75 × 80, Olympic Queen 66 × 80, RV Bunk 28 × 75, RV Bunk 30 × 75, RV Bunk 32 × 75, RV Bunk 34 × 75, RV Bunk 35 × 79, RV Bunk 42 × 80, RV King 70 × 74, RV King 70 × 80, RV King 72 × 80, RV King 72 × 75, RV Queen Short 60 × 74, Short Full 48 × 74, Olympic Queen, Texas King Long, Texas King Wide, Wyoming King, Alberta King, Family Bed Medium, Alaskan King, Family Bed Large, Family Bed Extra Large, Athlete Bed, 76″ diameter round, 80″ diameter round, 84″ diameter round, 87″ diameter round, 96″ diameter round, 99″ diameter round. Check the inches on each product page; names like “RV queen” vary between brands.
Where to try Mattress Insider Mattress Insider sells online only as far as we know. Its trial is the way to try it: 365 Night Guarantee on most products (some pages say 100 or 121 days). One trial per household across Mattress Insider, AdventureRVMattress.com and SofaBedMattress.com. After 30 days, return by donating to a charity (pre-approved) for a refund; this part does not apply to custom orders. After 60 days, ship it back with an RMA by day 365, paying a $59 restocking fee and return shipping. Custom, special-order and clearance items are generally not returnable unless the product says so. Cancellations after 24 hours: $59 fee. Wrong measurements are not refundable..
Mattress Insider bed frames and bases 2 frames, foundations and bases from Mattress Insider.
