Sealline Blocker Purgeair Dry Sack Probes a few extra meters of

a few extra meters of vert more or less aren’t an issue since you’ll still have enough strength left to enjoy a well-earned descent

Rounded heel

* Skills and strategies unique to big walls -- illustrated in full color

this piece of coated nylon will help you avoid spending a night shivering in a soggy sleeping bag

Sealline Blocker Purgeair Dry Sack Probes a few extra meters ofFeaturing a waterproof valve that purges trapped air, our versatile Blocker PurgeAir Dry Sack resists ballooning to help maximize use of space within a pack or bag. Plus, the fully waterproof construction ensures essential contents are protected. Versatile materials: Lightweight 70D polyurethane coated nylon materials are a tougher, more resilient cousin to the ultralight BlockerLite materials. More durable and versatile, these materials are great for