Everfun 18L Hydration Backpack With 2L Water Bladder Bpa Free, Hiking.

• UTMOST STORAGE CAPACITY: 10.5-inch large opening 18-Liter main compartment to fit clothes/notebook/first-aid kit/kids' stuff. Built-in mesh pocket for personal valuables. Exterior upper velvet pocket perfect for protecting cameras, mobile phones. Trekking poles, extra water bottle in the side mesh pockets for easy access. Helmet carry between the outer pocket and middle pocket. Don't worry, the EVERFUN Hydration backpack has the utmost storage capacity for you and your kids' stuff.
• HIKING/CYCLING/SKIING WITH EASE -- With Ultra-Elastic 3D breathable padded back & adjustable chest, waist straps , this 1.7pounds lightweight hydration backpack is comfortable and stable, perfect fits all sizes.
• HANDS FREE DRINKING -- This Hydration Backpack comes with 2-Liter water bladder & bilateral hose outlets designed to free your hands. A separate inuslated bladder compartment for 6 Hours' Cooling(with ice packs) . The 2-Liter bladder is replaceable and supports up to 3-Liter.
• DETAILS FOR YOUR SAFE -- This 2-Liter Hydration Bladder is 100% BPA free. High-Density Nylon fabric and Built-in Rain Cover, ideal for any rainy activities. Reflective strips keep you visible in low-light conditions.
• 100% SATISFACTION GUARANTEED: EVERFUN guarantee that the high quality hydration backpack will surely please you! If, for any reason, you are not 100% satisfied with our camping backpack, we will issue you a full refund or an exchange!