Klymit Cush Inflatable Travel Pillow & Seat Cushion COMFORTABLE SEAT: The versatile design can be used either as a sit pad to protect from cold, wet, hard surfaces, or as a lumbar support in for long days in uncomfortable seats COMFORTABLE SLEEP: Patterned to fit in a mummy bags hood, the ergonomic design minimizes pressure points and features ear pockets for side-sleeping comfort Use it at single-layer thickness, or double - even triple  it up for more comfort while sitting or taking a quick afternoon trail nap. Need a custom sit? Just adjust the air pressure. COMPACT DESIGN: Fits perfectly inside the hood of your sleeping bag; ULTRALIGHT: Packs down to pocket size and inflates with just a breath or two; because we are authorized sellers of this product, in includes a limited LIFETIME WARRANTY RUGGED MATERIAL: The lightweight 75D polyester material provides superior tear, puncture and abrasion resistance. WEIGHT: 2.89 Ounces; INFLATED SIZE: 29 x 9 x 1.5; EASY-TO-USE push valve allows for quick inflation and deflation