✨ Instant purchase welcome ✨ ● I don't know much about this product, so I'll list the size!! It's a great deal for those who know about it!! Please, those who know, take a look. 【Product Description】 ● Compatible design: I think it's for Xiaomi Mi Band 4 / Xiaomi Mi Band 3. Please check the images and purchase. #AoiProductList Xiaomi Replacement Band Set of 2 with Flashing Powder for Xiaomi Mi Band 4 / Mi Band 3, Easy to Replace, Compatible with Mi Band 4 / Mi Band 3 (2-44)