This smartphone case attaches to the shoulder harness of a backpack. It uses cushioning and stretchy material, and can also be attached to a waist belt with the body's clip. It has been used a few times, so please be aware of this before purchasing! 【Material】3mm thick foamed rubber [double-sided jersey] 【Weight】45g 【Size】Height approx. 15.5 x Width approx. 8.5cm ※Measurements are approximate. - Brand: mont-bell - Color: Black - Design: Zippered pouch Thank you for viewing.