B Corp and Climate Neutral Certified brand

5" interior compartment with heavy-duty YKK zipper closure

This 55-liter workhorse organizes your gear and has enough space for a fun-hog weekend or a well-organized extended trip

Features Replaceable filters & parts

The tapered geometry is ideal for driving into the ground and the 7075 aluminum offers superior strength for its minimal weight

SEA TO SUMMIT ULTRA-SIL DAY PACK flannel B Corp and Climate NeutralOur award winning Ultra Sil Day Pack is a minimalist backpack that has incredible strength to weight performance and packs down to the size of a tennis ball. The 30D siliconised CORDURA fabric and reinforcing bar tacks at stress points enable it to withstand loads many times its own weight. With a 20L capacity, it's perfect for a summit pack, carrying groceries when on foot or on a bike, or as an extra traveling tote. The tiny packed size also easily