Features:Made of high strength polyester with water-repellent surface treatment, very durable.There is a back strap of the bags to get attached to the luggage pulling poles, fit for long distance travel.This gym bag includes a built-in shoe compartment with exterior zippers and air holes. Separate wet and dirty shoes from the main compartment.The internal capacity is quite considerable, which can easily store various carry-on items.It can be used as a sports gym bag, swimming bag, dance bag, camp/airplane duffle bag and carry-on luggage bag.Specifications:Material: NylonColor: Black/ Dark Grey/ Light Grey/ Blue (optional)Size: 39*22*22cm/ 15.4*8.7*8.7inWeight: 470g/ 16.6ozPackage List:1 * fitness bag