Demarle Silpain Perforated Baking Mat, 16.5" x 24.5" (Full Size)
The full-size Silpain fits full-size (18 inch x 26 inch) sheet pans.
The perforated Silpat
Offering all of Silpat's benefits, Silpain is also perforated, letting air pass through to facilitate baking bread.