Therm-a-Rest Mondoking 3D Sleeping Pad
Therm-a-RestItem# 033285

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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.
  • Country of Origin USA*Built of the Finest U.S. and Global Materials
Product Specifications
Size: L XXL
R-Value 11.4 11.4
Weight 5 lbs 8 oz / 2.5 kg 6 lbs 12 oz / 3.06 kg
Width 25 in / 63 cm 30 in / 76 cm
Length 77 in / 196 cm 80 in / 203 cm
Thickness 4.0 in / 10 cm 4.0 in / 10 cm
Packed dimension 7.0 x 26 / 18 x 66 7.0 x 31 / 18 x 79
Volume 7700 cu. in 9600 cu. in
Top fabric type 75d Reverse Diamond 75d Reverse Diamond
Bottom fabric type 75d Polyester 75d Polyester
Foam type Urethane Foam Urethane Foam