1. Round Alloy case (34mm) inside, covered by silicone outer case (40mm)
2. Slap the strap on wrist, it can roll along your wrirst naturally (no buckle needed )Steel bar inside, Silicone outside for protection.
3. Japan quartz movt with precise timing, other movt available.
4. Feature: changeable strap and case and movt as your like in different color;
5. Easy to wear, easy to remove;
6. 3ATM Water Resistant; Customer logo; RoHS, CE available;