Three Zippers and a Velcro Closure - enhanced waterproof security. Protect your belongings from dirt, dust, grease, and scratches. Note: It is best to test the waterproof performance underwater with a tissue before putting valuables in the bag, and make sure all three zippers are properly closed and folded. Adjustable Waist Strap, 80 cm long - the adjustable shoulder strap of the waterproof bag fits most adult sizes. You can wear it around your waist or over your shoulder for easy transport. Touchscreen Function - the soft PVC material allows you to use your smartphone's touchscreen to check emails and messages without opening the pocket. Large Capacity with Dual Compartments - measures 21.5 cm x 15.7 cm. You can put various small items inside, such as cameras, papers, mobile phones, cash, tissues, keys, watches, documents, ID cards, etc., to protect your belongings. Multifunctional Waterproof Bag - protect your valuables on the beach: suitable for various water activities such as surfing, rafting, kayaking, snorkeling, sailing, boating, swimming, camping, hiking, and fishing. Note: 1. Please allow some margin of error due to manual measurement. 2. Due to differences in lighting and screen, the color of this product may differ slightly from the picture.