1、Double layer water-resistant fabric, help keep sack dry not afraid rainy day anymore. Made of durable and sturdy nylon materials, not easy to be scratched or torn. All your things inside will be protected very well.<br><br><b>. 2、Our drawstring bag is designed with a dry and wet separation layer, made of PVC material, durable and waterproof, for wet towels, wet clothes, swimming goggles, swimwear, cold drinks, etc., to isolate wet items and protect your dry items.<br><br><b>. 3、Main sport backpack for hold clothing, shoes, slippers, towel, school books, water bottle, daily supplies, etc. Other small pockets give you perfect classification for small items like phone, keys, ID cards, makeups, wallets.<br><br><b>. 4、Super wide shoulder straps, adjustable and feels no bulky in wearing. Main compartment with draw cord closure for easy access.<br><br><b>. 5、Drawstring bag are unisex and fit for multiple activities, such as gym, yoga, swimming, training, sports, beach, jogging, hiking, camping, picnic, travel, day trips, shopping, overnight stays, school bags sackpacks.<br><br><b>. SIZE：<br><br><b>. LARGE SIZE：46*33cm.<br><br><b>. SMALL SIZE：36*30cm.<br><br><b>.