The Patagonia Altvia Backpack 14L is suitable for carrying supplies on day-long scrambles and hikes through the wilderness, thank to it\'s compact size and rugged construction. The key structure is made of 100% recycled nylon ripstop, which is lightweight but extremely durable. To view the rest of our Patagonia products, press here. Patagonia Altvia 14L Backpack Abalone Blue 477g Shell Material: 4oz 140 Denier 100% Recycled Nylon Ripstop With 210 Denier Boot Raincover Included - 100% Polyester Taffeta Hydration Compatible Mesh Back-Panel Provides Excellent Airflow Comfortable, Durable, Compact Highly Breathable Regulator Airmesh Shoulder Straps 48895-ABB Description by: Vik