This is the foambord I use for my sculptingstands. This can be baked with the sculpture in the oven. This will give you a smooth plain surface to sculpt on.
Pack of 10x A3 5mm bio-degradable foam sheets. As used in the Glider Challenge and Construction Challenge run previously by The Learning Partnership.
Foam Boards
Foam Core Board - 32 x 40, White, 3/16 thick S-11753 - Uline
KAPA®-Line - Fancy Papers
Foam Board - Polystyrene Foam Clad Material
KapaPlast Foam Board, 3A Composites
KAPA® line, lightweight foam board in 3 - 20mm
KAPA®-Line - Fancy Papers
Ideal for crafts, framing, mounting displays, exhibits, and school projects White foam board, lightweight but strong and rigid surface 3/16 thick
UCreate Foam Board, White, 22 x 28, 5 Sheets
KAPA® line, lightweight foam board in 3 - 20mm
Union : Foam board : 3mm : A3
Foam Boards – TLP-store
KAPA® line, lightweight foam board in 3 - 20mm