Sizes Available: This apple watch band has two size: Small and Large. Small Size - fits 4.7 - 6.3 inches (119mm-160mm) wrist. Large Size - fits 6.3 - 7.9 inches (160mm-200mm) wrist. Please measure your wrist size to choose the comfortable size(Small or Large) and choose the right watch size options(38mm/40mm or 42mm/44mm) Compatible Models: This stretch elastic apple watch band compatible with Apple Watch 42mm 44mm 45mm Series 7 Series 6 Series 5 Series 4 Series 3 Series 2 Series 1 SE Nike+ Sport Edition version Skin-friendly Material: The wristband are made of 100% Elastic Woven Polyester, Stainless Steel Buckle, lightweight and super comfortable! Stretchy elastic band adds sparkle to your Apple Watch. Metallic thread woven throughout the band gives it a glittery look Easy Installation and Removal: The bands for apple Watch comes with watch lugs on both ends, which locks onto iWatch precisely and securely. Easy and direct installation and one button removal After-sell Service: Any problem with our watch bands, please contact us at the first time, we are happy to serve you within 24 hours