BAG SIZE: 12"×5"×3.5"(L×H×W). It fits up to a 42” waist,PLEASE NOTED that material is waterproof,but the zippers aren't. Multifunction：Hologram waist pack can be used as a waist bag,chest bag or crossbody bag, one bag for many uses！Perfect for beach, party, concerts, raves, barbecues, festivals, traveling and other outdoor activities. Fashion Shining : Sparkle in the sunshine，Cute and fashion fanny pack for women, girls, or kids and makes a great companion for bachelorette and bachelor parties Space: Big enough to hold your ID card, concert tickets, cell phone, wallet, keys, Swimwear & Shorts, and it can protect your privacy at the same time. Fit For Everyone: Long adjustable belt strap extends up to 42 inches and down to toddler sized，Thanks to the adjustable waist strap makes our fanny pack fit for men, women and kids. BAG SIZE: 12"×5"×3.5"(L×H×W). It fits up to a 42” waist,PLEASE NOTED that material is waterproof,but the zippers aren't.