About this product: Specs: Strap width: 19mm; Overall size: 23.5 x 5.5mm; 4 x watch band strap loops Compatibility: The watch band strap loops are compatible with 19mm wide straps (watch or watch band sold separately). The width refers to the width on both sides of the buckle. The watch band is tapered, with a narrower end. Watch band loops: Made of PU leather, anti-corrosion, and durable material that can be connected to both sides of the watch band. Design: The fastener ring can be inserted into the watch strap, is not easily lost, and can protect the equipment. Brand new, unused item ✨ Thank you.