Save time and electricity by heating 2 or 3 meals at once with these microwave plate stacking rings SIDE HANDLES: lifting and lowering your plates before and after microwaving is really easy with the rings' handles VENTED DESIGN: each plate stacking ring is vented to allow steam to circulate, so food cooks and reheats evenly, every time DURABLE: you can use them again and again - they're made of tough plastic that's stain-resistant and BPA-free. Dishwasher safe SPACE SAVING STORAGE: these 2 x microwave stacking rings nest together nicely for easy storage. 12 month guarantee