Donatello is a mutant spiny softshell turtle with jade green skin, a light brown plastron, and a brown and green carapace with dark brown spots. He has geometric purple markings on his shoulders and thighs, a large head, yellow sclerae, thick black eyebrows, three fingers on each hand, and two toes on each foot. He wears a purple bandana, asymmetric goggles, purple fingerless gloves, toeless footwear, a silver tech-gauntlet, purple knee and elbow pads, and a purple belt with pouches. His signature Turtle emblem is on his belt. He also wears a purple Battle Shell.