Our Coroplast 4mm is a great option for a variety of marketing situations. This plastic material resembles the appearance of corrugated plastic. It is lightweight and very inexpensive, yet high in quality and durable enough to be used for outdoor signage for the long run. Since Coroplast is resistant to corrosion and weatherproof, it can endure unfavored weather conditions. Our Coroplast 4mm is an ideal choice to promote your business. We offer multiple sizes and various thickness options.