New Milanese Stainless Steel Ring-Shaped Magnetic Watch Strap Metal Magnetic Watch Strap Ultra1/2 Is Unisex And Suitable For 45/49/38/40/41/42/44mm. It Is Compatible With Watch Series 1/2/3/4/5/6/7/8/Se. It Is Breathable, Lightweight, Non-Stuffy, Non-Irritating, And Non-Falling Off. The Entire Watch Series Can Be Used With S9 And S10 Sports And Home Waterproof Watch Straps