Features: Premium Material: Made of quality silicone, durable and elastic, comfortable and lightweight, making your sports life more ease. Length Adjustable: With a porous design, one size fits most people, adjustable length meets diffenent needs. Waterproof and Sweatproof: Compression molding, moderately soft and comfortable to wear, sturdy and durable for outdoor activities use, such as biking, hiking, mountaineering and more. Exqusite Workmanship and Novel: Stylish and elegant appearance, highlight your personality, fashionable and novel, varieties of colors for you to choose, you can choose according your needs to fits your outfit or occassions. Wide Compatibility: Applicabel for for Galaxy -Watch 4 40mm 44mm, Watch 4 Classic 42mm 46mm, Watch 3 41mm, for Watch Active 2 40mm /44mm, Active 40mm, -amazfit GTS 3 etc. Specifications: Main Material: Environmentally Friendly Silicone Width: about 20 mm/0.78 inch Short Strap Length: about 93 mm/3.66 inch Long Strap Length: about 120.5 mm/4.74 inch Weight: about 18g Packing Method: Pearl Film Bag Color: Black, White, Gray, Wine Red, Navy Green, Navy Blue, Rose Pink, Ambers Yellow, Beige Yellow, Light Green(optional) Applicable Models: for Galaxy -Watch 4 40mm 44mm for Galaxy -Watch 4 Classic 42mm 46mm for Galaxy -Watch 3 41mm Compatible Models: for Galaxy -watch Active 2 40mm /44mm for Galaxy -watch Active 40mm for Galaxy -watch 42mm for Gear sport for Gear S2 classic for watch for GT3 42mm for watch GT2 42mm for watch 2 Note: Watch strap only, more compatible models. please feel free to contact customer services. Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Piece 20mm Replacement Watchband