The mountaineering bag is designed to offer users the perfect balance between durability, size, weight and large storage capacity.

Features:
ULTRA-LIGHT: Net weight: 840g/1.85lb. We use light-weight wear-resistant and waterproof Nylon material, which reduces the load and remain the durability at the same time. 
DUAL WATER RESISTANT: The nylon fabric itself is repellent to light rain. And every backpack includes a rain cover which can protect your bag from heavy rain.
SUSPENSION SYSTEM: Ergonomic Suspension system offer cushioned comfort, while also promoting air circulation along your shoulders.
SHOCK-ABSORPTION SHOULDER STRAP: 3-layer anti-slip and shock-absorption S type shoulder strap will minimize your pack's profile, reduce excess movement, and keep your gear from getting jumbled.
HELMET NET POCKET: Helmet net pocket is specially designed for cyclist to protect your helmet.
REMOVABLE PHONE POCKET: Human design, you can remove the phone pocket at your convenience.
REFLECTIVE WARNING STRIPES: These reflective stripes can improve your safety of night cycling.

Specification:
Material: Nylon
Color: Green / Purple / Black (Optional)
Capacity: 20L
Dimension: 50 * 28 * 16cm / 20 * 11 * 6.3in
Applicable Gender: Both men and women 
Net Weight: 530g / 1.16lb
Package Weight: 890g / 1.96lb
Package Size: 45 * 28 * 9cm / 17.7 * 11 * 3.5in

Package List:
1 * Backpack