5L in Orange. Made From 100% Grs Recycled & Water Repellent Fabric, the Trails Backpack Rucksack Features One Zippered Front Pocket & One Zippered Main Compartment, & is Compatible with a Hydration Water Bladder. Reflective Stripe for Visibility & Mesh Backside for Carrying Comfort , Making It a Great Sustainable Choice for Outdoor Activities. Minimum Quantities Apply.