The three-dimensional triangle form appears to float seamlessly around the earlobe when worn. A great size for daily use. One side is an earring post. You can alter the point at which the earring hangs depending on how you want it to appear. Available in 18K yellow or white gold in 5 sizes (10/15/20/25/30mm). Dimensions: 15mm x 15mm x 15mm. This is a single earring.