Apple 40mm Nike Sport Band for Apple Watch 41/40/38mm. Teal Tint/Tropical Twist version.

Features:

• Made from a custom high-performance fluoroelastomer with compression-molded perforations for breathability, the Nike 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.