About this item GEAR UP SUSTAINABLY: Our water bag Hydration Pack made from recycled polyester (rPET) promotes waste collection initiatives, perfect for men, women, and teens at festivals, concerts, and outdoor events. Stay hydrated with a clear water bladder, ideal for completing festival outfits and essentials Recycled Polyester Backpack Hydration Backpack - Retro Floral – Vibe Festival Gear 2l Water Bladder Pack Price: (as of - Details) Hydration Pack Backpack for Men and Women with Two Liter/Half Gallon bladder. We made these specially for use at Festivals Raves or EDM Parties, but can also be used for Outdoors Sports Running Cycling Hydration Backpacks. See bullet points for more information. ECO-FRIENDLY HYDRATION BACKPACKS USING RECYCLED POLYESTER (rPET). 8.3 Hydration Pack Backpack for Men and Women with Two Liter/Half Gallon bladder. Rave Hydration Pack Backpack - 2L Water Bladder Included for Festivals, Raves, Hiking, Biking, Climbing, Running and More - 3-Pocket (Holographic - Silver We made these specially for use at Festivals Raves or EDM Parties, but can also be used for Outdoors Sports Running Cycling Hydration Backpacks.