Chesapeake Bay Insulator Club Challenge Coin This challenge coin was issued by the Chesapeake Bay Insulator Club in 2011. This was a LIMITED EDITION and I only have 1 left to sell. 100% of the sale price and postage will be donated to the CBIC. Support the Chesapeake Bay Insulator Club and be part of History. Each coin is 1 3/8 " in diameter and 1/8 " thick and weights 1 1/4 oz. All coins will be shipped USPS First Class Mail, ( Sorry U.S. of A. mailing Only) Payment may be made by Check, Money Order or Pay Pal friends and family. Will make a great gift . REMEMBER DON'T WAIT FOR A SALE IT'S NOT GOING TO HAPPEN !!! ( Rumor is that if you have one in your pocket you will find many desirable insulators.) Only $15.00 each plus first class postage.