Welcome to the store! Silicone material, comfortable and lightweight, making your life easier. With a porous design, one size fits most, you can adjust it to meet different needs. Waterproof and sweatproof, moderately soft and comfortable to wear. Two-tone biting, compression molding, sturdy and durable. Fashionable and elegant appearance, showing your personality. Specifications: Material: Silicone Width: 20mm/22mm (optional) Length: Approx. 125+103mm/4.92+4.05inch Color: Black White, Black Gray, Black Light Green, Black Red, Yellow Black, Orange Black, Olive Green Black, Army Green Red, Midnight Blue White, Red Black (optional) 20mm for the following models: For watch5/5 pro/watch4 40mm 44mm/watch4 classic 42mm 46mm/watch3 41mm/watch Active 2 40mm/44mm/watch Active 40mm/watch 42mm/Gear-sport/GearS2 classic For watch GT3 42mm/GT2 42mm/watch 2/watchSE/MagicWatch 2 42mm For GTS/GTS 3/GTS 2e/GTS 2mini/GTS 2/pop pro/pop/BIP/BIP U/BIP lite/bip 1S/GTR 42MM/Zepp E For Ignite/Ignite 2/Unite/pacer/pacer pro For Venu 2 PLUS/vivomove sport/vivoactive3/3music For Forerunner158/55/245/245music/645/645music For venu/venu Sq/vivomove/Luxe/style/HR/vivomove3 22mm for the following models: For forerunner255/Venu 2/vivactive4/Active For VantageM/M2/Grit X/Grit X Pro For GXY watch/watch 3/Gear S3 Classic/S3Frontier For watch3/3 pro/GT2 pro/GT 2e/GT (42mm, 46mm)/GT2 46MM/GT3/GT Runner For watch GS PRO/MagicWatch 2 46mm/Generation 1/watch Dream For GTR3/GTR3 Pro/GTR 2e/GTR 2/3 stratos/GTR 47mm/space/stratos/2 stratos For S1 Pro/watch color2/watch sport/watch color/Hayou RT LS05S For YAMAY SW022/Imilab kw66 Note: Watch strap only, smart watch is not included. Please allow 0-1cm error due to manual measurement. Please allow a slight color difference due to different screen resolution. Package includes: 1x Watch Strap Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution! [XJ]