Overall dimension (L x W x H) is 23.6'' x 3.9'' x 0.4'' / 60cm x 10cm x 1cm, with a central hole diameter of 2.5'' / 6.5cm. The diatomite stone's small holes enable amazing water absorption, quickly soaking up splashes and self-drying within minutes. Suitable to be used as absorbent mats for soaps, cups, soap bottle, dish sponge, lotions, and anywhere you need to absorb water quickly, keeping your countertops more dry and tidy. Minimal maintenance required; our fast drying stone sink tray is designed for lasting durability.