Details: This Frankenstein mold is used to shape your Halloween pumpkin into the shape of Frankenstein grown in your home garden. Simply use the hardware provided to secure the pieces around the growing pumpkin, let it fill the mold and conform to the shape - remove when it fills the cavity. Great as a gift or gardening project with kids. can be used for many seasons. Mold is made of poly-carbonate plastic which is clean and safe to use in the garden.