304 Stainless Steel Material - This Food-Grade Stainless Steel Bread Box Is Safer And More Durable Than Regular Plastic Bread Boxes. Not Only Can It Be Refrigerated Or Frozen For Bread Storage, But It Also Doubles As A Baking Tray That Can Be Directly Placed In The Oven For Homemade Bread. | | Unique Time Recording Design - The Bread Container Is Equipped With A Time Recording Dial, Which Allows You To Easily Set The Storage Of The Bread, Making It Convenient For You To Track The Number Of Days The Bread Has Been Stored And Monitor The Freshness Of The Bread To Avoid Expiration. | | Enhanced Airtight Performance - The Lid Of This Bread Keeper Comes With A Thickened Silicone Seal And 4 Secure Snap Locks, Ensuring A Tight Seal For Optimal Freshness. You Can Also Adjust The Air Circulation Inside The Bread Keeper By Pulling Up Or Down The Air Valve On The Lid According To The Needs Of The Bread Storage Environment. | | Perfectly Proportioned Size - The Bread Holder Measures.