FeaturesUnfreeze your food within half the normal time! It doesn't resort to your microwave. It defrosts natural and healthy food with no bacteria buildup. The great "Green Solution" and Eco-friendly! Simply turn your frozen food over midway through thawing time to ensure it's thoroughly unfrozen. Note that it is not meant to be used in microwaves， stoves， or ovens. Dishwasher Safe and has a non-stick surface. Fast Thawing Non-electric Food Grade Non-HeatingSpecification Silicone + aerospace metal Size:31 x 21 x 1 cm Package List 1 x thawing tray