The Pyrex Vintage Amish Butter Print #444, 4 Qt Turquoise Blue is a round, vintage mixing bowl made of glass. It features a glossy finish and is oven-safe, stackable, and decorative. This mid-century modern piece is a unique addition to any kitchen, with a charming Amish Butterprint theme. Made in America in the 1950s-1960s, this original Pyrex bowl is a nostalgic reminder of a bygone era, perfect for all occasions. Hand wash only to preserve its vintage beauty.