Neoprene fitness belt with headphone port and reflective panel on front for added safety. Slim waist pack design with adjustable elastic belt with Plastic snap closure. Zipper main compartment large enough to hold most smartphones. Adjustable belt measures approx. 17.25”l at the shortest, up to 29.5” l at the longest. Ideal running accessory. Hand-wash only. Do not iron. Recommended weight tolerance: 4 lbs.