The Mule Evo 12 Hydration backpack has a ready-for-anything twist. The weatherproof, sustainable shell allows you to make a splash while keeping your gear dry and secure. Plus, you'll have plenty of storage for gear and tools so you're prepared for anything. Stormproof welded construction keeps gear dry during rainy rides Air Support Back Panel with body mapping technology Lightweight and breathable harness Adjustable sternum strap improves fit and stability Magnetic Tube Trap Management offers easy accessibility Security pockets provide storage space for stashing essentials Overflow pocket carries additional layers with easy accessibility External hooks securely stow helmets, knee pads, and elbow pads Integrated Tool Organization System