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• Good size: the split ring is 25mm diameter and the thickness is 1.8mm, the chain is about 7/8” or 2.25 cm length, the open ring is about 9mm diamerter and the thickness is 0.8mm, total length about 2.2inch/56mm
• Package: Metal Split Keychain Ring Part comes with Key Chains with connector and a separate baggie of opem jump rings 
• Easy to work: These keychains come with the last subchain separately so it's easy to connect to other things rather than trying to pry the last chain apart.
• Really durable parts: This keyrings are made of high quality silver-toned nickel metal, and the jump rings are thick, sturdy, built to last
• Nice workmanship: We could use them for our homemade centerpieces; very nice for a craft with shrinky dink paper; working great for making 3d printed pieces into keychains and used these for a Mother's Day craft