【DURABLE ENGINEERED STONE COUNTERTOPS】 Our marble vanity tops are made of engineered stone, which has extremely high durability, high hardness, heat resistance, scratch resistance, and don't turn yellow for long time, surpassing cultured marble or other traditional materials 【PERFECT SIZE DESIGN】 The width of the bathroom vanity top is uniformly 22inch, the thickness is 3/4inch, and faucet hole is 35mm in diameter. Each model is equipped with a undermounted rectangular ceramic sink with a size of 470*355*195mm.Perfect size design to match various cabinet bases 【GERGOUS APPEARANCE】 Gergous engineered stone vanity sink top complement most bathroom and kitchen designs and coordinate with both light and dark cabinetry. All exterior sides are polished for a luxurious look that resists discoloration and fading 【EASY TO INSTALL】 Top of marble white counter top pre-drilled for single/ three faucet holes, assembled stylish rectangular white vitreous china under mount bowl with safety overflow hole. You can easily complete the countertop installation. NOTE:Must make sure drain tightens and doesn’t just spin 【CUSTOMER SERVICE】 All of our countertops are reinforced packages and shipped from US-warehouses, you can receive a surprise within 2-5 days! We provide 24-hour online service, please freely contact us if you have any questions