【Superior Material】 Made Of Durable And Flexible Elastomer. Breathable, Comfortable To Wear, Eco-Friendly and is not allergic. And Safe For Human Skin.The watch strap is thickened, More Durable & Tough! 【Wide Compatibility】Interchangeable Bands for Samsung Galaxy Watch 5 Pro/Galaxy Watch 5 (44mm/40mm)/Galaxy Watch 4 (44mm/40mm)/Galaxy Watch 4 Classic (42mm/46mm)/Galaxy Watch 3 (41mm) Smartwatch.Compatible Wrist Size: Large Size Fits: 5.5" ~ 8.9" / 14cm ~ 22.6cm, Small Size Fits: 5.1" ~ 8.1" / 12.9cm ~ 20.5cm . 【Easy Install & Security】Special strap fold buckle design can be firm enough to prevent it from loosening and falling off unconsciously and lock your watch on your wrist all day long.Easily worn without tools or anyone's help. The length can be easily adjusted with a Stainless steel buckle. Precise Alternative Holes Allow You Adjust The Suitable Size, No Matter Boys Or Girls. 【Multi-colour Choices】Different Colours For Your Choice, Personalize Your Samsung Fitness Smartwatch To Fit Your Mood And Outfit In Daily Life.It can meet any places such as business meetings, gatherings, outings and so on. 【Package Included】 1 x Watch band ONLY. Do Not include any Samsung watch and other accessories. Closure: Buckle Style: Classic