【Compatible models】 Especially for Samsung Galaxy Watch Active 40mm, Galaxy Watch Active2, Withings Steel HR 40mm, Samsung Gear Sport, Samsung Galaxy Watch 3 41mm. 【Premium Material】 Made of high quality stainless steel material, soft, light and breathable. The bracelet is compact and smooth. The wrist feels very comfortable even when worn for a long time. 【Closure of the magnetic loop】 The adjustable magnetic closure design of the metal bracelet allows easy sticking and closing of the bracelet. 【Adjustable sizes】 Suitable for wrist size 5.98 inch-9.57 inch (152 mm-243 mm). The Gear Sport compatible 20mm sports armband with adjustable magnetic clasp has a super strong magnetic handle. 【Easy installation and disassembly】 With spring bars, it can be installed without tools and locks the dial tightly. It does not fall off even with strenuous exercise.