Thermarest Mondo King 3D Large

The MondoKing 3D provides our highest level of comfort and support.  Boasting 4.25 inches (11 cm) of premium foam, the ultra-cozy pad combines a plush next-to-skin feel with a 7.0 R-value to keep you warm and comfy in any condition or season.  StrataCore construction provides lofty three-dimensional shape, and compresses easily to save room in your trunk.  The extra-comfy self-inflating pad features the easy-to-use TwinLock valve, allowing the pad to inflate three times faster and deflate five times faster.

SKU: 13225 Categories: ,


  • Stable Comfort: 4 inches (10 cm) of stabilized loft provides the comfort of home anywhere.
  • StrataCore Construction: Yielding an impressive warmth-to-weight ratio, StrataCore uses a continuous layer of thermal foam nestled between alternating ridges of air and foam.
  • Comfortable Fabric: Supple stretch knit fabric provides deluxe breathability and plush surface.
  • Giant Sleep Surface: Vertical sidewalls maximize usable sleep surface.
  • Incredibly Warm: Foam core delivers all-season warmth to assure a great night’s rest.
  • Easy to Pack: StrataCore construction allows the pad to easily compress and pack away.
  • Mateable: Mates perfectly with other 3D mattresses.
  • TwinLock Valve: Utilizing two one-way valves, one for inflation and one for deflation, the TwinLock valve system makes setting up and breaking camp a breeze.
  • Pump stuff sack included.
Minimum Weight 4 lb 6 oz / 1.99 kg
Packed Size 26.0 x 10.3 in dia / 66 x 26 cm dia
Valve Style TwinLock
Climate All-Season
R-Value 7.0
Thickness 4.25 in / 11.0 cm
Dimensions 77 x 25 in / 196 x 64 cm
Shape Rectangular