The steel links and buckle provide a secure fit on you wrist. while custom stainless lugs holds the device firmly. This Nomad band has a lightweight metal design for added comfort during use and the black color complements your wardrobe. Designed for 42mm and 44mm Apple Watch series 123 and 4 for a proper fit. Designed to be worn daily and resist elements Leveraging premium-grade steel. Fits 5.3 C 8.3 wrists. Length adjustment tool included.