Band width: 20mm - Compatible for: For Samsung Galaxy Watch Active/Active2For Samsung Gear S2Garmin Forerunner 245/645/645 Music - Garmin Vivoactive 3/3 Music - Garmin Vivomove HRFor Samsung Gear Sport Smart Watch - Ticwatch 2Tic - Watch C2 OnyxTicWatch C2 Platinum - Amazfit BIPNOT FIT for For Samsung Galaxy Watch 46mm, Tic - Watch C2 Rose Gold, For Samsung Gear S3, Withings Steel HR (Sport) 36mm! This galaxy watch active 40mm band / galaxy watch 42mm band/compatible with your Rose Gold and Black For Samsung For Samsung Galaxy Watch 42mm SM-R810/Galaxy Watch Active 40mm. - This For Samsung galaxy watch 42mm silicone bands is made of smooth soft silicone material, comfortable and durable. Fit (120mm-205mm) wrist. - Water and Sweat Proof – Made of high quality materials that will not rust or become affected by exposure to sweat, showers, pools, or water. - Washable and easy to install – If your band is very dirty or needs washing, you can easily remove your band and clean with non-bleach cleaners. Washing machine safe. - Easy to Install – Galaxy Watch 42mm Band With quick release spring bars, which locks onto Galaxy Active 40mm Watch Band Interface precisely and securely, no tool needed. secure while running, dancing or working out, perfect for daily and nightly wear, your best choice for Galaxy Active 40mm watch bands.