Made of Artificial Leather. It has a lock cover. It consists of 3 sections. Middle Section is Zippered. The size of the shoulder strap is measured as 78 cm. It is measured as Width: 35 cm and Length: 38 cm. It is made of artificial leather. It has a lock cover. It consists of three sections. There is a zipper in the middle section. Shoulder Strap Size Measured 78cm. Measured as Width:35cm Length:38cm.