I have a mould for casting a little kitten-shaped garden ornament out of cement for sale. I used it a few times when I was making cement garden figurines as a hobby. The original was 3D-printed, and I then made the casting mould myself. stainless steel bolts, washers, and nuts Cast- 17cm X 21cm X 10cm mould dimensions 17cm x 22cm x 28cm
eBay