About Us Since 2021, we have been a specialized case shop, delivering high-quality products. Thanks to your support, we have received over 300 positive reviews. Product Features This case combines two premium materials: carbon fiber and 316L stainless steel. Carbon Fiber This material is lightweight yet boasts incredible strength, and is also used in aircraft and sports car bodies. Its lightness and durability provide excellent protection for your Apple Watch. 316L Stainless Steel 316L stainless steel is a top-grade stainless steel material with excellent corrosion resistance and a beautiful luster. This material is widely used in jewelry and luxury watches and maintains its shine over time. Designed as a racing model, it is ideal for sports and active scenes. Compatible Sizes * Series 4, 5, 6, SE \[44mm] * Series 7, 8, 9 \[45mm] Product Details * Strap Length: 15cm - 21cm * Case Color: White * Band Color: White / Folding Buckle * Water Resistance: Compliant with Apple Watch water resistance * Accessories: Case, band, screws, screwdriver, protective rubber Product Warranty We are confident in the quality of our products, but in the unlikely event of a product defect, we offer the following warranties: * Paid warranty * Free warranty We will respond according to the situation, so please feel free to contact us. Other colors are available here: #apshopcom