【Excellent Storage Capacity】The main pocket has a large space and a wide opening, making it easy to put things in and take them out. You can put in plenty of sports and daily necessities such as balls, swimming equipment, clothes, water bottles, towels, books, and shoes. There is a pocket on the outside of the bag, which is convenient for storing small items. 【Waterproof and Durable】Using waterproof and water-repellent fabric, it has excellent water-repellent function and can carry the contents without getting them wet. It can easily prevent sweat from entering during exercise, and you don't have to worry about getting wet in a sudden downpour. In addition, it is tear-resistant and has excellent abrasion resistance and durability, making it difficult to get dirty and easy to wash, so you can use it for a long time. 【Tightening Design】The opening of the main pocket is designed with a drawstring, which is very convenient to open and close. You can easily open and close it by pulling the string, which is very convenient for taking out and storing your luggage. You can also freely adjust the length of the shoulder straps according to your body. 【Product Specifications】 Main material: Polyester Size: 50 x 43 x 1cm The weight of the product body is about 200g, which is lightweight and foldable, so when not in use, it can be folded to the size of a sandwich. 【Applicable to Various Scenes】This multi-functional bag is active in various situations such as commuting to school, swimming, club activities, exercise, gym, shopping, school, mountain climbing, and travel. It can be folded compactly for storage and is convenient to carry. With a casual design, going out will be even more fun. Drawstring bag Gym sack Backpack Pool bag Large capacity Waterproof Water repellent Lightweight Dry and wet separation Drawstring bag Shoe storage Foldable Multi-functional Sports bag Gym Swimming Exercise Club activities Travel Outdoor Color...Black系 Material...Nylon Dirt/tears etc....None Accessories...None