INFORMATION Upper Material: EVA Outsole Material: EVA Insole Material: EVA Size：36-41 Usage:Inddor/Home/Bathroom/Outdoor/Beach/Spa/ Gym/ Swimming / Holiday/ Public Showers/ Steam rooms/ Camps,etc. Features：Soft /High Quality/Fashion/Antiskid/Waterproof/Lightweight / Flexible/Comfort The package includes:1 pair of shoes CN 36-37 Foot Length 22.5-23CM CN 38-39 Foot Length 23.5-24CM CN 40-41 Foot Length 24.5-25CM SIZE NOTE： 1：The Size Mark On The shoes Is Chinese Size Number.Please choose the size according to the measured foot length 2：The foreign sizes shown in the table are for reference, but they are not the accurate size 3：If the size you measure corresponds to the table, you can choose a larger size，it will fit better than just right or small 4：We suggest you choose a larger size, if your actual feet length is longer than the above feet length 5：If you have problem of the item, please contact us we will do our best to resolve the problem for you