You simply cant go wrong with the Bass Pro Shops Round Head Kit. Containing a total of 40 pieces, this Round Head Kit includes assorted sizes so you have a variety of head options to choose from for any situation. Contains 40 Round Heads: 10 each: 1/32 oz. 15 each: 1/16 oz. 10 each: 1/8 oz. 5 each: 1/4 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Jigheads.