24K Gold Plated: the ball head pins are 24k real gold plated, long lasting electroplate technique gives shiny and lustrous appearance. Hard to fade, discolor, or oxidate. Safe and comfortable to wear. Can serve you for a long time.Quantity and Size: package includes 200pcs ball head pins, pins are about 40mm(1.5") in length, 0.7mm in thickness (21 Gauge), head: 2mm, container box: 6.8x5.2x1.1cm(2.6"x2"x0.4").304 Stainless Steel Material: the head pins are made of 304 stainless steel, manufactured with safe materials, anti-rust stable and durable. Has better performance than alloy ones, can withstand long-term service.Please note: bending is unavoidable and can be adjusted with pliers.Easy to Use: string the beads from the straight head, then use a pair of pliers to bend the straight head into a circle and finally connect it to the other parts of the jewelry. Works well with jump ring, connectors to make beautiful jewelry charms.Wide Applications: the head pins can be used for dangly earring, pendants, necklace, bracelet, anklets, stringing beaded links, connecting chains, DIY craft, jewelry making, crocheting, knitting and DIY crafting.