Help keep your grounds clean with this reflective litter control sign

This heavy-duty "Pitch In" Litter Control Sign is made of .080" rustproof aluminum, with a reflective surface that provides added visibility in low-light conditions. Screen-printed with UV-resistant inks prevent fading and lets you get your message across day or night. Pre-drilled holes allow mounting on U-channel steel posts, , with holes on 1" centers. Meets MUTCD standards. 18"H x 12"W.