Sea to Summit Evac HD Compression Dry Bag 13L (Jet Black) blends the eVac® purgeless compression system with heavy-duty materials for tough external use and reliable compression on expeditions.

Overview: The Evac HD 13L bridges compression convenience with rugged construction for heavy-duty applications where external mounting, abrasion and repeated compression cycles are expected. The HD variant pairs an Evac waterproof, air-permeable Cordura base with reinforced body panels and robust hardware to withstand harsher environments and deck mounting situations. The roll-top seals with a Field Repair Buckle while heavy-duty compression straps with snaps and reinforced stitching allow for secure, long-term compression of soft kit. Compared to the ultralight Evac line, the HD model uses thicker fabrics and sturdier fittings to tolerate rough handling and outdoor abrasion. This model is well suited for motorbike touring, kayak deck loads and scenarios where compressed, protected gear will face external exposure. Retailer specs list size-specific weights and dimensions for the HD series, reflecting the heavier materials used in this purpose-built variant.

What We Love

We love that the Evac HD retains the clever eVac® compression concept but upgrades fabric and hardware for demanding, external-use situations. It’s the go-to when you need compression plus real-world durability.

Features:

• Evac 500-denier Cordura waterproof, air-permeable base for purgeless compression
• Heavy-duty reinforced body materials and robust hardware
• Roll-top with Field Repair Buckle
• Robust compression straps with snaps for secure holds
• Designed for heavy-use external mounting and compression

Heavy-duty nylon with Cordura base (HD)

19.8 x 16.5 x 37.5

13

238

Jet Black

Sea to Summit lifetime guarantee