Think Be Feel Black Desk MatsApart from looking cool, these Think Be Feel desk mats keep surfaces free from scratches and stains. Great for making spaces more organized with minimal effort. These mats have a smooth surface and a non slip base. They're durable and will last long without fraying or pilling. Optical and laser mice are supported. .: Materials: 100% polyester front; 100% natural rubber backing .: Supports optical and laser mice .: Smooth surface .: Anti fray edges