Speaking of dynamic usage, this fanny pack has an ideal space for almost everything!!! It is made of Ripstop Nylon which has been woven with special reinforcement techniques to prevent tearing and ripping of this durable piece. It has an inside mesh pocket, 3 zip closing pockets, a front pocket, a side cell phone pocket so that all your handy items are arranged in specific pockets. It also features a padded mesh lined back to make for more comfortability. It also features an adjustable belt strap with its maximum belt size at 52". This item should be spot cleaned and not handwashed.