This product is made of Oxford waterproof cloth, suitable for outdoor use, not afraid of rain or splashing. It can be used as a tactical accessory, hung on a tactical school bag or tactical vest. There is a magic sticker on the bag, which can be used to stick national flag badges, medical badges, etc. Wide range of uses, it can be used for outdoor sports, camping adventure, travel, cycling, fishing, storage of small items such as mobile phones Many things can be stored inside, such as mobile phones, wallets, keys, cards, paper and pens. It is 7 inches long, 4.7 inches wide, and weighs 110 grams.