600d Polyester. Features Internal Identification Label, D-zip Opening for Ease of Access, Zip Front Pocket, Side Mesh Pocket, Zip End Pocket, Enhanced Visibility Reflective Trim, Durable 420d Polyester Base Panel Baseboard for Even Weight Distribution, Adjustable Shoulder Strap, Padded Handles. Dimensions: 54x29x26cm. Print Areas: 28x13cm, 15x17cm, 26x14cm. Print Method: Hand Print. Capacity: 30 Litres. 820g. Other Colours Available. Minimum Quantity: 50.