Plastic Letters and Numbers are made from a durable weather-resistant UV Stable and fade resistant environmentally friendly plastic. Sign Letters are made using a low cost modern manufacturing process to provide cost effective interior & exterior sign letters, logos and numbers for your business. Plastic letters are available in sizes from 4" to 48" (most fonts). Custom Plastic Letter Fonts and Logos can also be made. Plastic Letters and Numbers ship in 3-5 working days. Easy to install with studs and an installation pattern Made In The USA With a Lifetime Guarantee.