Therm-a-Rest® NEOAIR 4-Season Air Mattress

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Lightweight, durable and extremely warm, the NeoAir All Season mattress is the ultimate solution to year-round backcountry comfort. Patent-pending Triangular Core Matrix™ technology creates over 100 internal cells and Reflective Barriers trap warm air, resulting in an incredibly high R-value without the weight or bulk of conventional insulation. Durable fabrics and construction give the All Season mattress the strength to stand up to rugged conditions throughout the year.

  • Year-Round Warmth: Patent-pending technology traps warm air to provide a high degree of warmth.
  • Light and Compact: NeoAir technology allows the All Season mattress to be lighter and more packable than mattresses filled with conventional insulation.
  • Extra Comfort: Stable construction and 2.5-inch thickness offer greater comfort for a full night of sleep.
  • Lasting Performance: The All Season mattress can be inflated directly without the worry of exhaled moisture wetting insulation and decreasing performance.


  • Size: R
  • Colour: Columbia / Griffin
  • R-Value: 4.9
  • Weight: 1 lbs 3 oz / 540 g
  • Width: 20 in / 51 cm
  • Length: 72 in / 183 cm
  • Thickness: 2.5 in / 6.3 cm
  • Packed dimension: 8 x 4.75 x 4.75 in / 20.3 x 12 x 12 cm
  • Volume: 3600 cu. in
  • Top fabric type: 75d Polyester
  • Bottom fabric type: 70d Nylon
  • Core: Nylon
  • Country of origin: Made in Ireland

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