Therm-a-Rest  Mondo King 3D Large

The biggest Therm-a-Rest mattress ever.
Are you always on the lookout for something bigger and better? Your ship has arrived with the MondoKing 3D. Simply put, 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.

Comfort: 4 in (10 cm) of stabilized loft provides the comfort of home anywhere.
20% More Sleep Surface: Vertical sidewalls maximize useable sleep surface.
Incredibly Warm: Foam core delivers all-season warmth to assure a great night's rest anytime.
Self-Inflating: Dual valves allow compressible foam core to expand/inflate when unpacked; just a few breaths top it off to your ideal firmness.
Mateable: Mates perfectly with another 3D mattress.

Specifications:
• Bottom fabric type: 75d Polyester
• Country of Origin: USA*Built of the Finest U.S. and Global Materials
• Foam type: Urethane Foam
• Length (Metric): 196cm
• Length (Standard): 77in
• Packed dimension (Metric): 18 x 66
• Packed dimension (Standard): 7.0 x 26
• R-Value: 11.4
• Size: L
• Thickness (Metric): 10cm
• Thickness (Standard): 4.0in
• Top fabric type: 75d Reverse Diamond
• Volume (Standard): 7700cu. in
• Weight (Metric): 2497g
• Weight (Standard): 88oz
• Width (Metric): 63cm
• Width (Standard): 25in