Cold Inlay Powder by Hadar Jacobson Cold Inlay Powder by Hadar Jacobson Hadar’s Clay™ Cold Inlay Powders are metal powders that can be inlaid into fired metal clay pieces using a cold process, without re-firing. Cold inlays come in silver, black, gold, and copper colors. They work for both inlay and repair. SHOP NOW! Post date February 24, 2016 Posted in Product Spotlight Comments 0 20% Off Adjustable Rings! New Powder Clays from Hadar & Goldie Leave a Reply Cancel replyYou must be logged in to post a comment.