BINLUN Rubbing Vegetable Tanned Genuine Leather Watch Strap: Product Specifications Band Material: Rubbing Vegetable Tanned Genuine Leather Band Size: 20/22mm Band Length: About 185~215mm Adjustable length: Approximately 110~180mm Band Colors: Blue/Red/Black/Light Brown/Brown/Grey/Dark Green Buckle Colors: Silver and Black Package Includes: 1*Watch strap; 1*Adjustment tool; 4*Spring bars; 1*Cleaning cloth ATTENTION: The color of the picture will be slightly different due to different computer resolutions, please take the actual product as the standard. Applicable Models 20mm： Samsung Galaxy Watch Active SM-R500 Samsung Galaxy Watch Active 2 40mm/44mm Samsung Galaxy 42mm Smartwatch SM-R810 Samsung Gear Sport Smartwatch SM-R600 Samsung Gear S2 Classic Smartwatch SM-R732 & SM-R735 (NOT fit for Samsung Gear S2 SM-R720 & SM-R730) 22mm： Samsung Galaxy 46mm Smartwatch Samsung Gear S3 Classic Smartwatch SM-R770 Samsung Gear S3 Frontier Smartwatch SM-R760. Thick Genuine Leather Core The thickness of the watch strap is about 2.7~3.4mm. Using a whole piece of thick genuine leather as the core, there is no need to worry about the bifurcation and cracking of the strap due to long use. Excellent Toughness Although a whole piece of genuine leather is used as the core of the watch strap, the watch strap is not as hard as it looks. It has excellent toughness and softness while maintaining its beauty. Two-Colors Stainless Steel Pin Buckle Made of 316L stainless steel, it has high gloss and firmness, and has a comfortable touching experience. The pin buckle can hold the strap well, allowing the case to be firmly fixed on the wrist. Waterproof Coating The bottom layer of the strap has a waterproof coating, which can better extend the life of the strap, and at the same time allow a good wearing experience on the wrist even in sweat or summer. How to Choose the Watch Strap Before you purchase, please measure the width of the lug width of the case, or check the product specifications of the watch. Some straps will be marked with a number indicating the width on the back, you can choose the appropriate strap by the above 3 methods.