Shropshire Made Black Iron Baking Sheet. Developed with Val Stones, star of The Great British Bake Off 2016. Heavy duty, 2mm thick black iron sheet. Perfect for biscuits, breads, pastries and much more. Pre-seasoned with flax oil for a natural non-stick finish Durable 99.1% pure black iron with a brass Netherton branded rivet Heavy duty and thick sided, for superb, even baking. Can be used in very hot ovens, safe up to at least 300ºC (572ºF). Large 3/4" stepped rim to assist lifting out of the oven when wearing oven gloves. Weight 4lb 3oz (1.9kg), Width 15'' (38cm), Depth 13 " (33cm), Height of rim 3/4" (2cm), 2mm thick sheet. When you buy this baking sheet we donate £2.00 to the MS society!