Greenstar 25 Sheets Corrugated Plastic 4MM White Sign Blanks 24" x 18" Short-Flute BLANK SIGN - Great for any event. Add your own message in vinyl marker or paint. OUTDOOR SIGN - 25 Sheets Corrugated Plastic 4MM WHITE Sign Blanks 24" X 18" Short-Flute. 25 Sheets. 24" x 18" Short Fluted 4mm Corrugated Plastic Sign Blanks. Durable and Modern Standard for Yard Signs. Available in White Conveniently bundled to Save You Even More. Waterproof and Weatherproof. Made in USA! QUALITY MADE - Quality made, fun outdoor yard decorations have full-color graphics and are made from high-quality materials for elegance and extra durability for reusable, waterproof outdoor use. BEAUTIFULLY DESIGNED OUTDOOR YARD DECORATIONS  VictoryStore features more than 2,000 banners, outdoor signs, yard cards and lawn and patio signs for all occasions like retirement, graduation, wedding, holidays, as well as birthday, thank you, wedding, anniversary, congratulations, and get well and many more. FAMILY BUSINESS - Founded in 1999, VictoryStore.com has been a pioneer in the design-your-own space for Christmas decorations, party supplies, promotional products, big cards, apparel, gifts including can coolers as well as yard, patio and outdoor lawn decorations. Founded by Steve and Kelli Grubbs and is still a family business located in Davenport, Iowa.