Shrink Plastic Craft Create original accessories with a toaster oven. B5 size, 3 sheets x 2 sets This is a nostalgic yet new shrink plastic craft with a 0.3mm thickness that becomes solid in one go when made using a toaster oven. Product Dimensions: B5 size, approximately 0.3mm thick Quantity: 3 sheets x 2 Material: Polystyrene Please only purchase if you understand that this is a home-stored item.