Features [Note] We will ship your ordered item in 1 business day. So usually it arrives at your place in 1 week after your order. Material : Polyester / Item Weight = 26.5oz / Buoyancy = 78.4N (When putting something in the baggage, it'll be buoyancy 80-93%) Zipper Closure / (Front) 2 x Zippered ocket (Inner) Pen Holder : Mobile Phone Pocket (Side) 2 x Mesh Pocket Size (approximation) 11.4inch (Wide) / 15.7inch (Height) / 4.3inch (Deep) / 17.7inch~28.7inch (Shoulder Strap) Whith Quilting Helmet,Whistle,Reflector Description Even use for outdoor activity and it's convenient for disaster prevention. It's possible to float. Quilting Helmet is in the back pocket, and there is also a whistle which can tell where you are. There is also a tape which responds to a night journey. Even if it's light-weight and wet condition, polyester OK. A whistle will be sometimes different color from which picture, please accept it.