Made of Denser lycra cloth top with backing of dense shading natural rubber, which features anti-skid texture, it can firmly grip the desktop and perfectly hold your cups. Fits all type of surface incuding wood, glass, marble, metal and more. Not easy to slide when bumping on the road or putting on the smooth desktop.

Size: a diameter about 10cm/ 4 inches and a thickness about 0.3 cm/ 0.12 inches, perfect to hold all type of coffee cups, mugs, wine glasses, etc.