Description:Unique Thurman Munson handmade catcher's mitt interior protectant c.1970s. Interesting linen tape coated hard shell protectant measuring approx. 4" long. The piece was designed and used by Munson on the interior of his catcher's mitt to protect his hand during the games in which he was catching for a particularly hard throwing pitcher. The padding exhibits game use including surface soiling. Includes letter of provenance from Diana Munson: VG