Excellent After-Sales Service: AHXLL 20mm quick release replacement watch band provide 12 months free warranty. If there is any problem, just contact us and then we will offer a solution immediately. Multiple Choices & Easy Install: There are different colors and different combination to choose. Simple and easy to replace or exchange your watch band, no tool needed. You could wear different color in different mood. One of the best holiday gifts for women, men, girlfriend and families. Adjustable Size: This 20mm watch band adopts an adjustable buckle design, suitable for 4.5-8.6 inch wrist. Not too tight or too loose, no sense of restraint. High Quality Material: This Galaxy Watch Active 2 bands are made of premium nylon material, providing you maximum comfort and breathability, makes it a perfect decoration for your Samsung watch bands from sports to work. Compatible Models: AHXLL 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 any watches with 20mm lugs, such as Gear Sport/Gear S2 Classic/Garmin Vivo Active 3 etc.