Handcrafted in 10k and 14k solid gold. Available in yellow, rose, and white gold. Allergy-free - Our yellow and rose gold don't have nickel in them, white gold contains minimal amounts.High Polish finish for a mirror-like shine. Accommodates chains up to 3.5mm a very versatile size that can fit most of your chains. Make it a necklace by adding a matching Rolo chain.