FlatPakSoap Bar Cases are the lightweight and leakproof way to travel with bar soap. Soap bars dry through the material, so they never get mushy.  100% leakproof, welded, rolltop design keeps water inside so that you can travel with soap bars and it will never leak. Proprietary coating lets soap bar dry through the fabric, preventing mushy soap and increasing bar longevity. Works for all types of bar soaps, including shampoo and conditioner bars. Rolltop with side release buckle can clip onto anything, from a bag to a shower caddy. Features: 3X lighter than plastic soap bar cases* 6X more compact than other soap bar cases (with 1oz bar of soap)** Dry-ThroughTechnology lets soap dry through case so it's never mushy Waterproof, welded construction Adapts to size of soapbar as it shrinks Hypalon® rolltop closure + YKK® buckle TSA approved U.S. Patent No. D896521 S U.S. Patent No. 10788263 B1 **6 times more compact when compared to most soap bar cases containing 1oz bar of soap *3 time