Superior Manufacturing NoTrax Cushion-Ease Ergo? Black 3/4" Thick Anti-Fatigue Floor Mat measuring 3' X 3' features a resilient rubber construction for enhanced durability. Floor mat with a bubble-top surface texture finds application in wet/dry areas. It has a multi-nib backing to improve the ergonomic support of the mat. It has an anti-slip texture that helps in easy cleaning. Mat can be easily snapped together and is compatible with NoTrax MD Ramp System for on-site custom configurations.