Product Details】 ● Compatible models: 38mm: Series 3, Series 2, Series 1 40mm: Series 6, Series SE, Series 5, Series 4 ● Made of durable, integrated TPU to protect against bumps and scratches in daily use. ● Ultra-clear design with a double-hole design to maintain breathability and dryness of the wrist. Stylish, transparent, integrated design. ● All ports accessible: Precise cutouts allow easy access to all ports and buttons, and all functions work seamlessly.