Mr. Pleater Board 1"(17"W x 21"L) Extra Wide/Long Pleater Board, size 17"W x 21"L Includes, 2 Mr. Pleater fabric tucks, size 1"W x 22L Works with any Iron heat setting. Can be used with, an unlimited amount of hot steam, water spray, or a damp pressing cloth. Makes up to 17 rows of 1" pleats.