OLYCRAFT 20 Pcs Black Corrugated Plastic Board 30x40cm Poster Boards for Yard Sign Corrugated Plastic Sheet Waterproof Blank Board Sheets for Business Advertising DIY Projects Guidepost Decorations

• Versatile Application--Corrugated plastic boards measuring 302mm x 402mm x 4mm serves multiple purposes including yard signs, poster boards, garage sale signs and advertising signs for both commercial and personal use.
• Optimal Dimensions--With 302mm width and 402mm length, these plastic boards provide adequate surface area for effective messaging while maintaining convenient handling and storage capabilities for various display applications.
• Design Flexibility--The black coloration offers a neutral background for clear visibility of printed or handwritten content, supporting poster board decorations, custom wedding signs, and professional presentations without color limitations.
• Bulk Packaging Value--Each package contains 20 pcs individual corrugated plastic sheets, providing cost-effective solutions for garage sale supplies, estate sale signs, and multiple project requirements with consistent material quality.
• Durable Construction--Made from corrugated plastic material with 4mm thickness, these boards offer structural integrity and lightweight characteristics suitable for both indoor and outdoor sign applications.

Corrugated plastic boards provide reliable material solutions for yard signs, poster boards, and various display applications requiring durable and versatile substrate options These black Plastic Sheets serve multiple purposes including commercial advertising installations, DIY craft creations, directional signage systems, and decorative project implementations