1. Material: special red paper jam2. Size: 16.8*10CM3. Weight: 0.04KG (4Pcs)4. Packaging: OPP bagSelling:1. Thick special red cardboard, hard paper, safe and environmentally friendly, with fine texture.2. The pattern is novel, the color is bright, and the color does not fade when you use it.3. High-definition printing pattern, full color printing, clear font, smooth hand feeling.4. Large storage capacity, reasonable demand, convenient socket, not easy to fall out.5. The surface of the red envelope is waterproof and can be used repeatedly.