Compatible with Apple Watch Ultra Series 8 7 6 5 4 3 2 1 SE. Optional iwatch Band 49mm 45mm 44mm 42mm 41mm 40mm 38mm according to size No Tools Needed With push-button drawstring style lock, it is easy to adjust the size and make your iWatch stay steady. Safe and beautiful. Fits for 5.5-8.3 inches wrist. There are a total of 6 unique and cute charms on the slim band. Also provide two additional charms for you to freely match. Especially suitable for women, add charm to you. Unique Twisted Design The bling watchband compatible with iwatch band comes with infinite shape bright sparkly rhinestones bracelet, which symbolizes eternity love, happiness. Suitable as a gift 1-year warranty for a Free Replacement or Full Refund without return