Belly Cats for Pregnant Womenhttp://www.bellycastsforpregnantwomen.com/ A belly cast for pregnancy is a mold, or series of molds, of a pregnant female belly and/or, breasts, arms, hands, feet, and thighs, made out of plaster to commemorate the event with a lasting keepsake in 3D form that can be displayed in the open, on a wall, or show-cased on a table or a shelf instead of the flat 2D form found in photographs.