If you’re trying to shrink your weekend kit to be backcountry friendly, the wizards at Therm-a-Rest® have your magic wand. The Lair Air air mattress uses patent-pending WaveCoreTM construction to bring warmth and comfort via its high-loft and internal cellular structure, in lieu of the added weight or bulk of down or synthetic fills. So pack it up, go forth and frolic. You’ll be carrying less and sleeping better along the way. FEATURES: WaveCoreTM construction provides twice the warmth / 2 inches of loft and horizontal baffles for maximum support / Tough, 75D polyester Dimensions: 77" L x 25" W x 2" Thick Packed Dismensions: 11" x 4.5" Weight: 2 lbs