Drawstring closure Large Capacity – Product Dimensions 16″ (H) * 13.5 (W) WATERPROOF FRONT – Lightweight,the Front made of waterproof advanced technology High-quality polyester fabrics look like canvas but waterproof exactly,The Back made of nylon fabric,breathable and ventilated,air cirulation inside,Protect your bag from sweat for long days use. EASY ON/OFF ROPE BUCKLES – With rope buckles never worry about bags slide off on your shoulder.