Keep with tradition while expanding upon it. This square alcove shower base belongs to our coordinated Town Square® Suite. Made from fiberglass-reinforced acrylic, it's warmer to the touch and more durable during heavy use. This single-threshold shower base accommodates an American Standard alcove shower wall set and door. Lay the foundation for a perfect shower with the help of American Standard's shower bases. Our shower bases are available in a variety of sizes and styles to suit any bathroom.