Quality Material: The lobster clasp is made of high-quality solid metal material, offering good texture, rust resistance, durability, and resistance to deformation. Easy to Use: Features a snap buckle design with moderate elasticity, suitable for use as a hook clip for keychains, bracelets, bunches, lanyards, handbags, wallets, shoulder straps, backpacks, luggage straps, and more. Fine Craftsmanship: Ideal for decorating plush toys or creating unique keychain charms. A great accessory for DIY and craft projects. Bag Strap Hardware Replacement: Suitable for DIY handbag PU leather accessories. Swivel hook replacement for bag charms. Heavy-duty construction with a detachable screw design, no disassembly thread or sewing required, easy to install and use. Widely Used: Perfect for crafts, handmade items, ornaments, toys, lanyards, chain buckles, pendants, keychains, and plush toys. Specification: Material: Metal Alloy Size: Inner Height: 2.2cm / 0.87inch Inner Width: 1.08cm / 0.43inch Total Height: 4.9cm / 1.93inch 16mm: Inner Diameter: 1.6cm / 0.63inch Rod Thickness: 2.5mm / 0.10inch Suitable strap width: 1.4cm x 1.6cm / 0.55inch x 0.63inch 19mm: Inner Diameter: 1.9cm / 0.75inch Rod Thickness: 2.5mm / 0.10inch Suitable strap width: 1.8cm - 2cm / 0.71inch - 0.79inch 25mm: Inner Diameter: 2.5cm / 0.98inch Rod Thickness: 2.8mm / 0.11inch Suitable strap width: 2.3cm - 2.5cm / 0.91inch - 0.98inch 31mm: Inner Diameter: 3.2cm / 1.26inch Rod Thickness: 2.8mm / 0.11inch Suitable strap width: 3cm - 3.2cm / 1.18inch - 1.26inch Package Includes: 1 x Lobster Clasp Note: Color may vary slightly due to monitor color calibration. Slight measurement deviations may occur due to manual measurement.