adjustable fit & Multi-purpose Jogger music vest, perfect for Running, Cycling, Hiking, Walking and Roller skating as well Jogger music vest is made with water proof 1680 extreme heavy duty denier nylon fabric only used in expensive luggage. It has soft padding on back to absorb any sweat, and yes, it is machine washable. It has been designed with zippers on back enabling you to maker your iPod-Music Player & Your Cell Phone-iPhone hands free, with two deep pocket, for you to carry your essential possessions. Pocket to hold MP3 player or cell phone up to 5.7", keep your electronic gadgets safe in the inside zippered pocket. Get a vest for runners, joggers, athletes, kids and adults. One size fits most, suitable for most of outdoor sports.Designed to fit anyone comfortably, adjustable Velcro belt. Be healthy, keep fit-jog everyday Friendly Tips: Please yse common sense and jog only(free of traffic) in specific jogging tracks for joggers.