Katbite Heavy Duty Parchment Paper thick enough to extend the baking time! Parchment paper has been upgraded to 45GSM. 12% thicker than general 35GSM to 40GSM parchment paper sheets. Standard Size for a half sheet pan. Just pull one of the precut 9 x 13 inch parchment sheets out and it s ready to use. No more curled edges. Non-stick baking parchment sheets. Two-side food grade silicone coating to prevent food from contacting the baking pans directly and causing stains. Important notice: We are gradually updating product packaging so the product you receive may have different packaging designs. Rest assured product quality remains the same regardless of packaging. Thank you for your understanding and support we hope our products can bring you a better experience!