COMFORTABLE MATERIAL: Made of the latest nylon material, skin-friendly, breathable, very light and durable. There is no discomfort on the wrist even when worn for a long time. Black and simple atmosphere, suitable for any occasion. COMPATIBILITY: Compatible with Apple Watch Band 38mm/40mm/41mm. Please check the size rating on the back of the watch or on the strap itself. Compatible with Apple Watch 1/2/3/4/5/6/7/SE series. ELASTIC AND ADJUSTABLE STRAP: Moderate elasticity makes the strap fit snugly in your hand, hold the watch without slipping, keep the watch secure, and the metal buckle makes it easy to adjust the strap to your desired length. GREAT GIFT: This black apple watch band is simple and elegant, comfortable and easy to carry, it is a great gift for children, family and friends on birthdays and festivals. SATISFACTORY CUSTOMER SERVICE:We truly care about the happiness and satisfaction of our customers. If you have any questions about our products, please feel free to contact us and we will help you at any time.