44mm Charcoal Sport Loop - Extra Large Features: Soft, breathable, and lightweight, the Sport Loop features a hook-and-loop fastener for quick and easy adjustment. The double-layer nylon weave has dense loops on the skin side that provide soft cushioning while allowing moisture to escape. On the reverse side, the attachment loops are securely anchored for superior durability. Specifications: Case Size: 44 mm Extra Large - Strap fits 170–245mm wrists. Material: Woven nylon Compatibility with Apple Watch Models 42mm 44mm 45mm