Quantity&Size -- 50g/pack, about 580pcs key rings, sufficient for your various craft or jewelry making needs. About 7mm/0.27 inch in diameter, 1.4mm thick, 6.3mm inner diameter.
Material -- These keyrings are made of high quality iron and plated with gunmetal color, they are nickel free and strong enough to match with all kinds of drops and small projects. Very convenient to carry, organize your keys and decorate your gadgets.
Usage -- Great for hanging home car keys, lanyards and pendants, making dog tags, adding bells to cat collars, hanging wind chimes, making paracord stuffs, replacing rings on your keychains and so on. You can connect beads, tassels, or leathers to DIY your favourite homemade key chain.
Smooth Edge -- With great workmanship , these rings are smooth and comfortable to the touch, which will not scratch your hands and stuffs.
Easy to Use -- Round edge rings with good recovery are easy to open and close, you can open the loops and slide through keys easily without worrying about your keys falling apart.