The UrbanEase Cross Body Belt Bag is loaded with features. It has 3 storage pockets - The main zipper pocket is a spacious 8" x 5.5" with 3 interior mesh storage compartments, the front zipper pocket is 7.5" x 4" and the hidden back pocket is 7" x 4.5". The strap has a large detachable buckle lock for easy clipping and unclipping. Outside material is smooth 230T Polyester with a 210D Polyester lining inside.