COMPATIBILITY: The sleek new Apple Double-Lap Adjustable Wavy Nylon Strap is compatible with the Apple iwatch 42/44/45/49mm SE/Ultra 8 7 6 5 4 3 2 1 series watches. Please confirm before purchasing ( Tengling-SA) store to buy.(Excludes Apple Watch) EXCELLENT QUALITY：The watch bands uses the quality genuine leather Light and comfortable, Sweat proof and durable, no odor. It's top-grain leather strap is perfect skin-friendly on your wrist ADJUSTADLE SIZE：The 42/44/45/49mm loop wristband fits 145mm-220mm/5.7-8.7 inches wrist, metal buckle personalized adjustment, perfect fit, suitable for most wrists. EASY TO INSTALL AND REMOVE: The replacement sport watch band comes with watch lugs on both ends, which locks onto the watch interface precisely. Easy and direct installation and one button removal. PERFECT DESIGN: Innovative leather seamed straps ensure a perfect fit against the skin. Adjustable smooth metal buckle, soft and comfortable, smooth finish for a sleek and sporty look.