The Sea to Summit Big River Dry Backpack 75L is a comfortable, reliable way to carry your gear on any adventure. Waterproof, abrasion-resistant, and built tough, it keeps everything dry and safe from whitewater to alpine motorbike trails. A white interior laminate makes it simple to find your gear, while the oval shape, lash loops, and hypalon non-wicking roll-top closure secured with Field Repair Buckles deliver a dependable seal — replaceable in seconds with just a Phillips screwdriver. Waterproof roll-top closure secured with patented Field Repair Buckles for a reliable seal, with double-stitched, fully taped waterproof seams Streamlined and adjustable EVA foam pack harness with sternum strap and removable 38mm webbing hipbelt holds pack firmly in place Heavy-duty 420 denier ripstop nylon fabric is super-strong and abrasion and puncture-resistant, with a triple-coated oval base for increased water-shedding and durability Strong and versatile grab handle and lash rails for confident handling and securing to kayaks, bikes, motorbikes, and roof racks White interior TPU laminate reflects light for greater visibility of gear Ovalised shape allows for easy stacking and lashing Non-PFAS laminate Material: 100% Nylon Hydrostatic Head: 10000 mm Dimensions: 14" x 13" x 27" inch (36.5 x 33 x 67.5 cm) Weight: 28.9 oz