1. Material: stainless steel 2. Color: black, silver, gold, rose gold, colorful 3. Process: This product is made of stainless steel, waterproof, sweat-proof, comfortable and soft. The strap is thickened, comfortable to wear, easy to use, and high quality. The material is harmless to human skin, environmentally safe and non-allergenic. 4. Weight 50g. 5. Size: 172*18*5 MM 6. Note: does not include the host.
