Hollow forms, fine silver (PMC), 22K, shakudo, shibuichi, 18" sterling silver cable with friction tube clasp. Sold. Domes j002$150.00 © Copyright 2011 Hadar Jacobson - All Rights Reserved Hadar's Clay™ is a trademark of Hadar Jacobson. The terms "bronze clay" and "copper clay" are used generically and do not denote any particular product or brand.