Product description Compatible watch: – Apple watch series 1. – Apple watch series 2. – Apple watch series 3. – Apple watch Nike+. – Apple watch Hermes. – Apple watch Edition. 2019 Newest Watch Band Series 4: Compatible with 42 MM Apple watch (Band not manufactured by Apple) 42mm -Suitable for 6.9-8.27 inch. Soft, breathable, and lightweight: Made of high quality Silicone material. The air holes on the band make it more breathable and comfortable.It’s sturdy and easy to put on and take off! Lock precisely: Sport loop comes with watch lugs on both ends, which locks onto your iWatch (Not manufactured by iWatch) precisely and securely.