1. [Wide] - size 30 * 14 * 2cm, with 3 pocket zipper compartments, reinforced double seams and polyester lining. The pocket can comfortably hold water bottles, cameras, mobile phones, headphones, keys, wallets, food, and anything you may carry with you.2. [Adjustable length belt] - Made of high-quality nylon material, the maximum bag length can reach 47 inches/120 cm. (Bag length 12.6 inches+belt length 34.6 inches) Suitable for all body types. You can wear it in front of your waist, behind your hips, and diagonally on your chest or shoulder.3. [Fashion, lightweight and rainproof] The waist bag is made of high-quality lightweight polyester fabric, and weighs only 110g. The waterproof fabric of the seat belt bag can protect its contents from moisture. Note: only prevent splashing, do not immerse in water.4. [High texture details] Strong and smooth zipper, wear-resistant, anti-oxidation. The zipper is the core of the belly pocket, and the messenger bag is made of high-quality smooth zipper with a brushed metal zipper head, which is durable and stable.