An internal air chamber for excellent support and a down topper for unparalleled warmth and soft cushioning. The tricot surface is comfortable against the skin and washable. If you lay your head on a pillow at home make sure to do the same in the backcountry! > Adjustable height for side-, back- and belly-sleepers. > Anatomical shape holds head in place. > Sturdy, low profile FlatValve for inflation and deflation. > Inner air pillow is removable when pillow case requires washing. >Two grommets for securing to sleeping mat. > Down certified by RDS, a stringent animal welfare standard. Size: 38 × 28 × 13 cm Weight: 150 g Weight Packsack: 7 g Package height: 13 cm Package diameter: 9 cm