The Lot of Two Vintage Pyrex Amish Butterprint Refrigerator/OvenWare Dishes are original, covered dishes made of milk glass with a glossy finish. Featuring the iconic Amish Butterprint pattern in white, these rectangular dishes are an American-themed collectible originating from California. With an impressed backstamp indicating their authenticity as Pyrex products, these vintage pieces are a charming addition to any kitchen or dining table.