This limited edition band honoring Black History Month is designed to fit 38/40/41/42mm Apple Watch® with the Series 1-10 or SE Apple Watch® is a trademark of Apple, Inc. Compatible with - Series 1-10 or SE Apple Watch® Custom fit for your 38/40/41/42mm Apple Watch®. Band Material - rPET Band Color - Multicolor Closure Type - Single Prong Strap Buckle