【Lightweight & Comfortable for Long Runs】 This 2L hydration backpack features a minimalist design with a main compartment for the water bladder, offering a lightweight fit that reduces strain during running, cycling, hiking, and outdoor workouts 【Secure Anti-Theft Back Pocket】 The hidden zipper pocket on the back panel keeps your essentials like wallet, keys, and ID safe while running or cycling, providing extra anti-theft protection 【Elastic Front Mesh & Trekking Pole Holders】 Designed with a front elastic mesh pocket and bungee cord, plus dual elastic loops at the bottom to conveniently secure trekking poles or other gear for outdoor adventures 【Detachable Phone Holder on Shoulder Strap】 Easily access your phone while on the move with the detachable phone pouch on the shoulder strap, perfect for GPS navigation, music, or emergency calls during running and biking 【Reflective Safety Strips for Night Sports】 The reflective elements on the edges enhance visibility in low-light conditions, keeping you safe during early morning or evening runs, cycling trips, and outdoor activities ASIN B0FMXSSM5D Color Blue Capacity 2 Liters Brand Name DEVONWIDE Sport Type Cycling, Rock Climbing, Running Strap Type Adjustable, Chest Strap, Shoulder Strap Unit Count 1.0 Count Item Weight 1 Pounds Tank Volume 2 Liters Manufacturer DEVONWIDE Material Type Polyester Included Components 2L Water Pouch Warranty Description If you have any questions about your order, please reach out through the Amazon messaging system and we'll be glad to assist you. Your satisfaction is our priority Item Dimensions W x H 16 W x 5 H