• Stainless steel strap: Solid stainless steel straps are heavier and more durable than other straps. As long as it is carefully maintained, it can be used permanently. Waterproof: The case design ensures excellent waterproof performance, and the watch's waterproof performance can reach up to 100 meters, making it easy to cope with most situations in daily life. Durability: Made of 316L stainless steel, it has strong corrosion resistance and a sturdy and durable case design.