1. Material: stainless steel 2. Color: silver, black, gold, rose gold 3. Process: This product is made of stainless steel, waterproof, sweat-proof, comfortable and easy to use. The material is harmless to human skin and is not allergic. 4. Metal frame with 20MM interface strap 5. Packing: pearl bag 6. Reminder: This product only sells the watch frame
