Positive is the dot, the back can choose flat or grooved
Features:

*Anti Slip Surface Porous style to keep floor dry and clean

*Easy to install and Easy maintenance

*Kitchen mats keep busy kitchen and food preparation areas safe.

*Use our kitchen mats for isolated areas or interlocking rubber tiles to pave larger areas.

*Kitchen mats are dense rubber mats that provide for fatigue relief, comfort, and proper water drainage.

*Keep your walking areas safe from grease, moisture, and food with our wide selection of kitchen mats and rubber mats

This rubber mat is anti-fatigue, is well used in the kitchen of hotel, home, pass-way, workshop, and other public places.