Compatible Models: 20mm watch bands compatible with Samsung Galaxy Watch 4 40mm 44mm and Galaxy Watch 4 Classic 42mm 46mm / Samsung Galaxy Watch 3 41mm / Galaxy Watch 42mm / Galaxy Watch Active 2 44mm 40mm/ Active 40mm. And all watches with 20mm band attachments, such as Gear Sport/Gear S2 Classic/Garmin Vivo Active 3 etc.High-Quality Material: These Galaxy Watch Active 2 bands are made of premium nylon material, providing you with maximum comfort and breathability, making it a perfect decoration for your Samsung watch bands from sports to work.Adjustable Size: This 20mm watch band features an adjustable buckle design, suitable for wrists 4.5-8.6 inches. Not too tight or too loose, no sense of restraint.Multiple Choices and Easy Installation: There are various colors and different combinations to choose from. Simple and easy to replace or change your watch band, no tool needed. You can wear different colors in different moods. One of the best holiday gifts for women, men, girlfriend and families.Excellent Customer Service: 20mm quick release replacement watch bands provide 12 months free warranty. If there is any problem, please contact us and we will offer a solution immediately.