Length & Wrist Size guide: Small: 125 mm/4.9 inches in length, fit for wrist size from 140mm to 165mm / 5.51" - 6.5"(based on a 40mm watch case; actual fit may vary depending on your watch size) Medium: 140 mm/5.5 inches in length, fit for wrist size from 165mm to 180mm / 6.5" - 7.09"(based on a 40mm watch case; actual fit may vary depending on your watch size) Lug Width: 14mm Material: Zinc Alloy Clasp type: Elastic Easy to install, no tools needed Transform your watch into a blooming accessory with our bloomy flower designed watch band. This elastic band, reminiscent of a bangle, features two types of flower accents that alternate for a playful and unique look. Stay stylish while keeping time! 长度和手腕尺寸指南:长度 125 毫米/4.9 英寸,适合 140 毫米至 165 毫米/5.51 英寸 - 6.5 英寸的手腕尺寸(基于 40 毫米表壳;实际贴合可能会根据您的手表尺寸而有所不同)