Description: - Great DIY accessories for pearl gemstone necklaces, bracelets and other fashion accessories making - Light weight, will not put much pressure on you - Made from superior material, anti-stain, fade resistant - Magnetic clasp with slide lock - Color: Silver, GoldSpecification: - Material: Brass and Magnetic - Total Size: Approx. 17 x 7mm/0.67 x 0.26inch, 17 x 9mm/0.67 x 0.35inch - Hole size: Approx. 4mm (fitting for 4mm Leather-Kumihimo)Package Includes:20 Sets Magnetic Clasps