Tarma's Road Bike Spirit design is adapted from Miguel Yanez's painting. This stylized image of a road bike in action captures the motion and spirit of the ride. Individually cut in lightweight, recycled 316L stainless, pendant is 3/4" (20mm)in diameter. Made from 316L recycled stainless steel with a min 60% post consumer content. Black finished pendant is a durable black vacuum plate finish over sand blast. On the chain models, the 2.4 mm ball chain gives a casual, contemporary "dog-tag" look. The 26" chain is adjustable - just clip off a section to make shorter. Otherwise the 2mm recycled PET cord is 20" long and adjustable.