Cyanboard, PS Rigid Polystyrene Plates A5 Size (210mm x 148mm) Plasticard for Model and Model Making (1.5mm x 6 Pack)

White High Impact Polystyrene (PS) Sheets. They are a rigid plastic sheet suitable for a variety of uses in crafts, model making, aeromodelism and general model building. They come in three thicknesses - 1mm, 1.5mm and 2mm. You can buy them in A5 or A4 size and different quantities. Styrofoam sheets are also known as PS, HIPS, styrene sheets, plasticard.