Upgrade your kitchen with the Silgranit double drop in kitchen sink. This composite material is 80% granite and features a stylish, matte black finish. Non-porous and easy-to-clean, resist stains, scratching and chipping. It also boasts a heat tolerance of up to 280°C. There's one center-back hole drilled for tap installation. Four knock-out holes can handle any accessories you find useful. All BLANCO sinks are supported by a Limited Lifetime Warranty.