30L Mountaineering military travel tactical backpack

Model:S431

Fabric: Waterproof 600D PVC Polyester: 410g + 10g; 5*5 74T ; 

Lining: High density 210D Size: 40*37*19CM; 0.95KG 

Shoulder Strap: 5.7cm; Max 75cm; 

Waist Strap: 3.8cm; Max 115cm; 

Accessories: KAM zipper,puller and buckles