This is a vacuum mould:

Captain Underpants - Large - 98mm x 110mm x 35mm.

$5 from every sales goes to Corey, TMK maker's adult son who has autism, who’s idea this mould was. Corey has self appointed himself CEO of TMK Moulds. Corey will be saving his money from the moulds in his bank account he’s told us so that one day he can buy himself a mansion . 

Vacuum form moulds are made with a professional high commercial quality flexible plastic. Our plastic is tear and crack proof.