The Apple MJ4M2ZM/A 42 mm Smart Watch Band, White is made from a custom high-performance fluoroelastomer, this Sport Band is durable and strong, yet surprisingly soft. The smooth, dense material drapes elegantly across your wrist and feels comfortable next to your skin. An innovative pin-and-tuck closure ensures a clean fit. Like all Apple Watch bands, you can match this band with any Apple Watch case of the same size.