It adopts an integrated metal body, with a delicate touch after 12 rounds of precision polishing; the Pro version upgrades to a titanium alloy case paired with a sapphire crystal, combining texture and durability, and greatly improving scratch resistance. The watch case is made of high-quality materials such as 316L stainless steel, which is corrosion-resistant, scratch-resistant, and has a lustrous and smooth finish. The watchband is made of first-layer cowhide or stainless steel chain, fitting the curve of the wrist. The butterfly buckle design is you can add them to the shopping cart separately and then pay together..syi