Running Pouch [Supervised by Japanese National Team Runners] Waist Bag, Doesn't Bounce, Lightweight, Large Capacity, Stretchable, Smartphone Body Bag, Unisex, Jogging, Walking No noticeable scratches or stains. Stored at home, so please understand. Zipper Length: Long side: 19 cm Short side: 12 cm Quoting below: Ample storage for smartphones up to 6.5 inches. [Running Pouch Approved by Professional Athletes] This high-quality running pouch is also used by professional athletes. The simple design makes it easy to match with any outfit, and it can be worn directly against the skin without causing pain, so you can hide it under your clothes. [Achieves "No Bounce" Even While Running with Excellent Fit] The pouch part uses a material also used in wetsuits. The band part uses synthetic rubber material, which fits the body easily and achieves "no bounce." Also, the size is adjustable, so you can use it without stress according to your body. [Highly Functional and Active in Various Scenes] ① Waterproof material is used, so it can protect your belongings even in the summer when you sweat or on rainy days. ② Reflective material is attached, so you can run at night with peace of mind.