Features: Crafted from resilient polyester fabric weighing only 380g, this backpack ensures effortless carrying during long hikes without the bulk of traditional packs, perfect for outdoor enthusiasts. Featuring specially treated waterproof fabric, it effectively repels light rain to keep contents dry. The compact 20L capacity is ideal for unpredictable weather conditions during hiking or cycling adventures. Multiple compartments efficiently organize essential like phones, hydrations bladders (up to 2L), and flashlights. Thoughtful layout maximizes space utilization for better accessibility during outdoor activities. Reflective strips on shoulder straps and body improve visibility in low light conditions, providing safety for nighttime hiking, cycling, or trail running. Adjustable chest strap and buckle systems adapt to various body types, while hydrations tube ports allow left/right routing for convenient access during movement. Specifications: Substance: Polyester Color: Pink/Black/Yellow/Red/Gray/Purpleness/Green Size: Approx. 10.24x2.76x17.32inch(26x7x44cm) Package Includes: 1x Hiking Sports Backpack note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.