Samuel Groves Made in England 1817 Aluminium Baking Tray (654 X 451 25 mm)

Amazon

1.6 Aluminum - Excellent Heat Conductor Not dishwasher safe - hand wash only Oven safe for use in any commercial oven Heavy gauge and extremely durable Dimensions 368 X 267 X 19MM

Zoro Tools

26" Aluminium Baking Tray M1026 Measurement: 654mm x 451mm x25mm