The sliding adjustment system is designed to adjust the length according to its own needs. The sliding adjustment system can quickly adjust to the better state of its own needs. The bag body fits the back curve of the body and is more comfortable to use. MULTI-FUNCTION - Suitable for camping, hiking, outdoor-living, trekking; can be used as a compact pouch, , utility belt pouch, outdoor hiking bag, or . LARGE CAPACITY - An Perfect organizer with multi-pockets for accessories (smartphones, jotter, pens, GPS device, digital camera, supplies, cigarettes, wallet, keychain, flashlight and small hand tools) CONVENIENCE & SAFETY - Buckle on the front side for protecting mobiles from dropping; Classic waterproof sundries pack for outdoor activity Perfect for protecting accessories while you travel In outdoor activities , deal for outdoor camping hiking and climbing. size:29 x 11 x 17cm Material:Oxford Textile colour:Mud color Package Contents: 1 x Messenger bag Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.