Sea to Summit ULTRA-SIL Pack Cover

The Ultra-Sil Pack Cover ends the debate about whether you should carry a pack cover or not. It's a tiny and compelling solution and the medium size weighs less than four ounces. Plus it packs into its own small stuff sack.  Pack Size: Medium (Fits a 50 to 70 liter pack) Packed Size: 4.25 x 3 in | 10.5 x 7.5 cm Weight:4 oz | 113 g Recommendation:If you stow any gear externally on your pack, we would recommend buying a Pack Cover a size larger than normal. Made of 30D Ultra-Sil™ fabric constructed from CORDURA® yarns for durable, waterproof performance. This pack cover does not use seam construction to ensure that it is completely waterproof Packaged in its own mini siliconized Nylon stuff sack that remains attached to the cover so it can't get lost Keeper strap (sizes S-L) pulls the pack cover tight across the pack harness Sold in four sizes to fit daypacks up to large backpacks