50L Hiking and mountaineering, large capacity military tactical backpack

Model:S459
Fabric:  Waterproof 600D PVC Polyester; 410g + 0g;5*5 74T;
Lining: High density 2J 0D
Size: 54*41*28CM; 2KG
Shoulder Strap:  7cm: Max 105cm;
Waist Strap:  13cm; Max 155cm;
Accessories:  KAM zipper,puller and buckles