When you need a durable compression sack this is your go to. A classic design that will help compact the contents of your pack. table, th, td { border: 1px solid white; border-collapse: collapse; } th, td { padding: 5px; text-align: center; background-color: #dcdcdc; } Size Length Height/Depth Weight Volume XS 5.5 in 14 in 3.9 oz/110 g 6 Liter to 2 liter S 7 in 16 in 4.5 oz/128 g 10 liter to 3.3 liter M 8 in 18 in 5.5 oz/156 g 15 liter to 5 liter L 9 in 20 in 6.2 oz/175 g 20 liter to 6.5 liter XL 10.5 in 23 in 7.6 oz/215 g 30 liter to 10 liter Assorted Colors Flip-Top-Lid design prevents strap tangling Made of 70D PU-coated Nylon 4 straps for even compression; eliminates bulging Extra long straps so it's easy to fill these to max capacity Nylon webbing pull handle on the bottom Note: Seams are not tape-sealed; therefore this product is not waterproof - only water resistant