Constructed of polycarbonate and rubber. Peels garlic in seconds while the rubber peeler protecting hands from garlic odors. Just grater to make perfectly minced garlic! Place unpeeled clove in center of rubber piece, fold over and roll back and forth to remove skin. Then place grater on top of peeler to create a non-skid base and rub peeled garlic clove across plastic grater to make perfectly minced garlic!