Material: Polyester Mesh, Nylon.Color: Black Light and portable. Strong and washable. We respect and cherish each customer, if you have any questions whether before or after ordering, please feel free to contact us, we make every reasonable effort to supply service that satisfy your requirements. Please be reminded that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item. Activities deduction bag and strap are free to stretch, for people of different height and length of size regulation