This cut - to - size FKM rubber watch band is perfect for Tudor Black Bay 58 owners who want to add a touch of style and comfort to their watches. Whether you're in a business meeting or out for a weekend adventure, this watch band is suitable for any occasion. It's made from durable FKM rubber, which is resistant to heat, chemicals, and UV damage. The watch band can be easily adjusted to fit your wrist perfectly, and the quick - release spring bars make it a breeze to change. The brushed 316L deployment clasp provides a secure and convenient fit.