For detailed information about classes please click here. Weekday class $150.00 Drop-in Class $40.00 Travel-Teaching Workshops Pre-Conference Class - Mokume-gane Band Rings from Metal Clay $400.00 Hadar's Intensive Workshop (Full) Hadar's Intensive Workshop (non refundable deposit) $200.00 © 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.