Everfun Insulated 18L Hydration Backpack with 2L Bladder for Hiking & Festivals

STORAGE CAPACITY AND ORGANIZATION - Dimensions: Backpack size 18.5" x 10.5" x 6" - Functional Dividers: 9 functional divider pockets ensure everything stays organized and secure. - Main Compartment: 18-liter main compartment spacious enough for clothes, notebooks, first-aid kits, and pet supplies. - Mesh Pockets: Built-in mesh pocket for valuables, side mesh pockets for trekking poles and water bottles.

INSULATED BLADDER COMPARTMENT - Insulated Storage: Special separate insulated compartment for water bladders keeps liquids cool for up to 6 hours (with ice packs). - Hydration Capacity: Compatible with a 70 oz / 2-liter water bladder made of food-grade PEVA material. - High-Flow Bite Valve: Includes a high-flow bite valve with a protective cover for dirt and damage prevention. - Bladder Flexibility: 2-liter bladder is replaceable and supports up to 3 liters / 100 oz.

SECURITY AND SAFETY - Waterproofing: High-density nylon fabric and built-in rain cover protect against wet conditions. - Reflective Strips: Reflective strips enhance visibility in low-light conditions. - Helmet Space: Designated space for helmets between outer and middle pockets.

COMFORT AND STABILITY - Ultra-Elastic Padding: Ultra-elastic 3D breathable padded back ensures comfort. - Adjustable Straps: Adjustable chest and waist straps offer stability and support for various body types. - Versatility: Ideal for hiking, cycling, running, skiing, and other outdoor adventures.

This 18L hydration backpack is designed to meet all your outdoor needs, ensuring comfort, organization, and safety during your adventures.