UltraTech 0761 Urethane Retrofit Ultra-ADA Warning Pad with Raised Truncated Dome Design, 4' Length x 2' Width, Brick Red Flexible construction forms to fit dips, slopes and inclines in sidewalks and walkways Ultra-ADA Pads are designed for the visually impaired to feel the raised, truncated domes with their feet This, in combination with the tapping cane, can alert them to a different surface than the surrounding concrete sidewalk and an upcoming intersection Installs quickly and easily using adhesive and anchors (included) Better slip resistance than composites