Silestone quartz bathroom countertops coordinate with industry-standard sized KOHLER vanities as well as a range of KOHLER bathroom sinks, allowing you to create a beautifully designed and customized look to match your personal style. Made of more than 90% quartz, this top provides exceptional durability and stain resistance, making them easy to maintain. KOHLER Silestone quartz bathroom countertops are available in an array of neutral colors that evoke a natural, yet sophisticated design element.