Backpacks Product Description: Item No.: 5138# arm pack Product color: black, dark blue, green, dark green, camouflage Product size: length: 10 * width: 2 * height: 18cm Product Material: Water-repellent nylon cloth Features: Loose adjustable, a variety of back methods, there are 2 pockets, waterproof. Note: Due to the difference between manual measurement and measurement method, there may be an error of about 2CM, which is normal. Product Introduction: 1. Large capacity arm bag, 2 pockets, main bag with zipper, can put small items such as mobile phones, keys, glasses, and other small items under 7 inches. 2. Arm pack size length: 10* width: 2 * height: 18cm; Available in 4 different colors with headphone jacks for easy listening to music. 3. Arm belt adhesive buckle design, strong adhesion, gently fit, effective fixation is not easy to shift, not easy to shake, easy to wear, strong and durable so that you feel comfortable to travel. 4. The arm bag adopts high-density nylon cloth, the surface is anti-splashing treatment, effectively anti-splashing water, no fear of rainy season travel, for a safety escort. 5. This arm bag is suitable for outdoor riding, travel, running, fishing, and other scenes.