Sealline Blocker Purgeair Dry Sack Probes * Skills and strategies unique

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

3D Flex™ ankles provide lateral flexibility

Rounded heel

9 ozPackaged Weight (Metric):  0

Sealline Blocker Purgeair Dry Sack Probes * Skills and strategies uniqueFeaturing 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