Houzer CTO-3370SR Contempo Series undermount double bowl kitchen sink features a large bowl and smaller bowl Design that pairs perfectly with food preparation and kitchen multitasking. Spacious, squared-off bowls elegantly afford maximum room, while scored drain lines convey a chic, semi-commercial look. Rear set drains offer a more usable workspace while the unique Houzer MegaShield Insulation under the sink insulates the sinks from clattering dishware and condensation. This model includes bottom grids and a strainer. This model is composed of 18-gauge, T304 premium stainless steel. Houzer CTO-3370SR Contempo Series undermount double bowl kitchen sink comes with a limited lifetime warranty that protects against defects in materials and workmanship.