16.50 x 11.74 x 1.2 inch/42.00 x 29.50 x 3.0 cm interior measurement
Available at The Bay & The Gourmet Warehouse.
I like a baking sheet to be durable, and this pan is as sturdy as can be. The steel holds the heat evenly and the waffle pattern allows a little air to circulate under your goodies, to promote even baking.
This baking sheet is a staple item for cooks and bakers of all experience levels.