·100% Polyester (210D, 600D, Ripstop) ·PU and PVC inserts ·Lightweight, durable outdoor backpack ·Carrying handle ·Adjustable shoulder straps with chest strap ·Large zippered main compartment with integrated 3L water bladder with straw ·Additional compartment in the front ·Capacity: 18 Litres ·Dimensions: 16 x 15 x 50 cm ·Suitable for screen printing, transfer printing or embroidery ·Max. embroidery: 8 tubular hoop ·Max. print area: 8 x 10 cm.