Transform your jewelry-making projects with this comprehensive 800-piece earring supplies kit. The set includes 200 flatback posts (6mm), 200 concave posts (6mm), and 400 secure butterfly backs, all crafted from high-quality stainless steel. These hypoallergenic, fadeless components are perfect for creating professional-looking earrings. The 12mm long posts with 0.7mm thickness provide sturdy support for your designs, while the versatile flatback and ball-style tops accommodate various decorative elements. Simply glue on your favorite charms, pearls, or ornamental pieces to create unique earring designs. The butterfly backs ensure a comfortable, secure fit that won't slip. This extensive collection gives you everything needed to craft multiple pairs of earrings, making it ideal for both beginners and experienced jewelry makers. The stainless steel construction offers durability and skin-friendly wear, perfect for those with sensitive ears.