PS Delivery Note Book No. 1, 3-Ply Carbonless. Made from high-quality paper with built-in carbonless sheets, this form book creates clear copies across all three layers without the need for carbon paper. It features a clearly printed layout, a smooth writing surface, and easy tear-off pages for convenient use. Ideal for preparing delivery documents and maintaining organized business records. - Name: PS SUN Invoice Carbon no.1 3 layers 2 pcs - Brand: PS SUN - Unit Amount: 2 unit(s) How to Preserve: Store in a cool, dry place away from direct sunlight.