Thank you for viewing! If you have any questions about the product, please feel free to comment! Product Details: 10mm Rope / Oxide Helix + Phone Strap Adapter Transform your current phone case into a crossbody style and free up your hands. The phone strap adapter, made with TPU laminated nylon and high-frequency welding, achieves a reliable strength and thin unibody design. Match it with your current phone case and choose from Topologie Wares system's diverse straps to create your own unique style and enjoy! Material: Nylon Specifications: ・Cord: 8mm diameter polyester cord ・Length: Approximately 150cm, adjustable by knotting Only items listed or shown in the photos are included. ★ These are actual product photos, so you can buy with confidence. If anyone is interested, please feel free to purchase. *Not for climbing use.