Therm-a-Rest MondoKing 3D Sleeping Mat

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Product Description

StrataCore™ Comfort Meets All-Season Warmth

Indulge in glamping-level luxury anywhere you camp. The Therm-a-Rest MondoKing™ 3D Sleeping Pad self-inflates to 11 cm of plush StrataCore™ foam and delivers an R-value of 7.0 for true four-season warmth. Vertical sidewalls expand your sleep surface, while the TwinLock™ valve and included pump-sack speed setup. Crafted with breathable 50D stretch-knit polyester on top and durable 75D polyester on the bottom, it rolls down to a compact package—your go-anywhere basecamp upgrade.


Therm-a-Rest MondoKing™ 3D Sleeping Pad Features

  • StrataCore™ 3D Foam: Premium 11 cm foam core for plush, glamping-level comfort.
  • R-Value 7.0: High-performance insulation for true four-season use.
  • Vertical Sidewalls: Expands usable sleep area, keeping you centered all night.
  • TwinLock™ Valve: Dual one-way valves for fast self-inflation, effortless deflation, and micro-adjustment.
  • Stretch-Knit Fabric: Soft 50D polyester top conforms to your body; 75D polyester bottom enhances durability.
  • Complete Kit: Includes pump-sack (doubles as stuff-sack) and field repair kit.

Therm-a-Rest MondoKing™ 3D Sleeping Pad Specifications (Metric)

  • R-Value: 7.0
  • Thickness: 11 cm
  • Top Fabric: 50D polyester stretch-knit
  • Bottom Fabric: 75D polyester
  • Foam Core: Urethane foam
  • Country of Origin: USA
Specification Large X-Large
Weight 2.04 kg 2.50 kg
Inflated Dimensions (L×W×H) 196 × 63 × 11 cm 203 × 76 × 11 cm
Packed Size 79 × 26 cm 79 × 31 cm

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