Key benefits Stay hydrated on the go with an integrated 2 liter hydration bladder and 35 inch quick-release tube with a soft mouthpiece for easy drinking. Carry essentials without bulk: the 5 liter backpack holds extra clothing, a sports towel, phone, keys and small gear while remaining lightweight and comfortable. Protect contents in light rain and stay visible after dark thanks to splash resistant fabric and reflective safety tabs and logo. What makes this pack useful Built-in hydration solves the need to carry separate water bottles or stop for refills during rides or hikes. Lightweight construction reduces load and fatigue on long trips. Quick-release drinking tube and wide bladder opening that fits standard ice cubes make refilling and cooling simple. Features Material: breathable mesh back panel and high-quality nylon fabric for comfort, airflow, and durability. Hydration: in-built 2 liter bladder with a 35 inch quick-release soft mouthpiece drinking tube. Bladder is made from food grade material. Capacity: backpack 5L, water bag 2L. Weather resistance: upgraded lightweight, splash resistant nylon keeps belongings drier in light rain. Durability: double built-in waist straps improve wear resistance and extend pack life. Safety: reflective safety tabs and reflective logo increase visibility in low light. Easy maintenance: bladder wide enough to insert standard ice cubes for cleaning and cooling. Specifications Fabric: 420D chain stripe Lining: 210T Weight: backpack 330g + water bag 120g = 450g (approx total 1.1 lb) Capacity: backpack 5L, water bag 2L Size: height 45 x width 22.5 x thickness 5 cm Color: green Applicable to: cycling, outdoor mountaineering, hiking, urban leisure Package list 1 black backpack and 1 2L transparent tube water bag Typical uses Road or mountain cycling for hands-free hydration and small-item storage. Day hikes and trail runs where a lightweight pack and quick drinking access matter. Urban leisure and commuting when you need compact storage and on-the-go water without carrying bottles.