This Corelle Hushed Lines 12-piece dinnerware set is an elegant addition to your collection for everyday dining and entertaining. Made from vitrelle triple-layer glass that is chip, crack and stain resistant, this lightweight and durable collection of plates and bowls also features a stylish brown lined pattern. p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Calibri} Vitrelle glass is a special tempered glass consisting of three glass layers pressed together for a thin design with added strength.