The 12” Big Line Pool Coping Inside Corner Early Gray Limestone is a handcrafted concrete coping piece designed to provide a smooth finish at the inside corners of pools and steps. Its rounded bullnose profile delivers a finished look and a safe, comfortable edge underfoot. With an Early Gray color and a limestone textured finish, it pairs seamlessly with various ARTO coping pieces for a classic and cohesive look. Durable and artisanal, this piece provides performance and character in custom pool designs.