Accuform Signs Slip-Gard step-style floor sign, legend "CAUTION KEEP AREA CLEAR". Mark bold graphics and messages on your floors and pathways with a non-slip sign. Self-adhesive vinyl signs are sub-surface printed and over laminated by a protective layer. This layer is a non-slip vinyl surface that's pebble-textured for added durability to withstand heavy pedestrian traffic. Signs have strong, permanent acrylic adhesive back with peel-off liner. Adheres firmly to smooth, clean, dry surface. Black on yellow color. Measures 24-inches width by 6-inches length.