Jump rings: The package contains 6 styles of stainless steel color jump rings, gold and stainless steel combination, which can meet your needs for different sizes in the jewelry craft design process, a very useful accessory. Detailed size: Ring 1: about 6x1mm, inner size: 4mm, 15pcs/color, 2 colors, 30pcs; Ring 2: about 8x1~1.1mm, Inner Diameter: 6mm, 15pcs/color, 2 colors, 30pcs; Ring 3: about 10x1.3mm, inner size: 8mm, 15pcs; Ring 4: about 11x1.5mm, inner size: 8mm, 15pcs. High quality material: jump rings are made of 304 stainless steel, with good stability performance, not easy to change color and black, more durable and durable, daily maintenance in a dry place. Linking function: these open rings have good weldability and stable connection, use open jump rings to connect them together, perfect for jewelry, key chain repair, crafts and fun DIY projects, etc. Packaging: These simple linking rings add style and elegance to your look, with enough quantity for your daily use, packaged in a plastic box for easy storage and portability.