After the white fireclay sink is glazed and out of the kiln, an additional pure titanium particle glaze is applied to coat the front apron. The sink then goes back into the kiln to maximize the durability of the finish, completing this unique metallic look. Reversible: One side has a smooth metallic Titanium Finish, the other has a traditional fluted design. Also available in copper, gold, and platinum as models ABHC3020SB, ABHG3020SB, ABHP3020SB. This sink is constructed of solid high-grade fireclay material using high pressure casting, ensuring durability, longevity, and resilience to acids, alkali’s, scratches, and chipping. Designed in Italy. Made in Italy 3 1/2″ Center drain. Drain not included. Recommended Model: ABST35 This sink tapers from top to bottom by 1/8”. Due to the organic nature of the fireclay material, dimensions may vary by 1/8″ of an inch. We recommend having the sink on location to trace and measure for countertop and cabinet cut outs. This fireclay sink is compatible for use with a garbage disposal. The drain size is standard 3 1/2″ and the sink is durable enough to use with a disposer. Heat resistant up to 350′ F. This sink has been tested and will not crack due to heat exposure from a pot / pan up to 350′ F hot.