Custom 4mm PP hollow sheets with double-sided corona treatment, designed to improve ink adhesion on both surfaces for high-quality printing and customized applications.

Custom 4mm PP Hollow Sheets Description Our custom 4mm PP hollow sheets feature double-sided corona treatment, improving ink adhesion on both surfaces for clear, vibrant, and durable printing. Made from lightweight yet rigid polypropylene, these sheets are easy to cut, shape, and customize into a wide variety of signs and displays. They are ideal for birthday celebrations, surprise signs, party decorations, holiday celebrations, wedding signs, graduation displays, baby