You can use your favorite smartphone strap! **Stainless Steel Strap Holder [Set of 4]**! ▶ For those who have cases without a place to attach a strap Simply insert it between your smartphone case and smartphone! You can easily and safely attach your existing strap ◎ ✔ Set of 4, can be used for family members or multiple devices ✔ Durable stainless steel, reusable ✔ Can be used as is even if you change cases ✔ Charging is possible with the holder attached ✔ Compatible with a wide range of smartphone models! 【Product Specifications】 ・Size: Width approx. 46mm x Height approx. 4mm ・Material: Stainless steel ・Colors: Gold, Silver, Black, Pink ・Set contents: 4 pieces "I want to attach a strap, but my case only has one hole..." This solves that problem! Recommended for sharing with family/partners, or for those who want to use it on multiple smartphones/cases ◎ ※ We are listing on multiple sites simultaneously. In rare cases, items may be out of stock. In such cases, we may cancel the transaction, so please understand. ・Brand new, unused ・Free shipping, instant purchase OK ・Usually ships in 1-2 days * Please read the profile before purchasing.