Material:Hologram laser PU leather and polyester lining,very shiny rainbow colored zipper,easy to clean and durable to use. Dimension:Width:30cm/11.8",Height:18cm/7.1",Thickness:7cm/2.8". Structure:1*external front zipper pocket,1*inner cell phone pocket,1*external back zipper pocket. Holographic fanny pack could reflect lights, change colors,and bling bling in the sunshine,the double zinc alloy zipper is durable and long lasting, added front, inner and back pockets, can hold your all daily essentials. Adjustable strap fits different body waist and the adjustable waist belt can also used for shoulder strap. Perfect for daily, sport, beach, travel, concerts, barbecues, festivals. Warmly Notice: Allow 1-2 cm size error, due to manual measure. There is slightly color difference due to different monitors displays. Why choose us: All of our bags sold in our store are selected by our team, we only choose products with excellent quality and reasonable price. We always try to do our best in all steps, do everything to satisfy our customers. We have a professional operation team, we can solve your problem timely and efficiently,please choose our products.