The MondoKing™ 3D is the biggest Therm-a-Rest® mattress ever. Vertical sidewalls create 20% more usable sleep surface so you have room to sleep like starfish. Dual valves allow compressible foam core to expand and inflate quickly when unpacked. A new and improved stuff sack with easy-carry handle is also included.
NOTE: Find in Store Inventory levels are continuously changing. Please contact store to confirm availability is as shown.
- 10 cm (4") of stabilized loft provides the comfort of home anywhere
- Vertical sidewalls maximize useable sleep surface
- Foam core delivers all-season warmth to assure a great night's rest anytime
- Dual valves allow compressible foam core to expand/inflate when unpacked; just a few breaths top it off to your ideal firmness
- Mates with another 3D mattress
- Dimensions: 77" L x 25" W x 4" H (196cm x 63cm x 10cm)
- Weight: 2.5kg (5 lbs 8 oz)
- R-Value: 11.4
- Packed Size: 7" x 26" (18cm x 66cm)
- Leaves the warehouse in 1-7 business days depending on order volume.
- Items may be returned within 60 days of the order date to an Atmosphere retail store or an Atmosphere warehouse. Items must be returned unused/unworn and electronics unopened. See Online Return Policy and Return Instructions for more information.
- Note: Shipping restrictions may apply based on location and product size.