which will never rust for a of durability. For sweet or savory baking; from cookies to sheet pan dinners, this is the pan you'll reach for Foods bake and brown evenly due to superior heat conductivity. Reinforced encapsulated steel rim prevents warping and adds strength Compatible with parchment paper or silicone baking mats if desired. Easy clean up; hand wash recommended designed for commercial use, and exceeds expectations in the home. The , natural aluminum construction bakes evenly and browns uniformly, while the light color prevents overbrowning. The oversized edge also makes these pans in and out of the oven a cinch. Aluminum is reactive to acidic ingredients such as vinegar and tomato products. These foods may darken, pit or corrode the pan after prolonged use. colour:Silver Material:aluminum size:2.5*33*45cm Package Contents: 2*Rectangular baking tray Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.