An ankle brace includes a main body that is configured to receive a foot of a wearer. The main body has a first side portion and a second side portion opposite the first side portion. An adjustable stirrup assembly is coupled to the main body. The adjustable stirrup assembly includes an inner stirrup and an outer stirrup. The inner stirrup is configured to underlie the sole of the foot of the wearer. The inner stirrup includes a first inner stirrup strap and a second inner stirrup strap. The first inner stirrup strap is coupled to the first side portion of the main body. The second inner stirrup strap is coupled to the second side portion of the main body, and the second inner stirrup strap detachably couples to the first inner stirrup strap. The outer stirrup at least partially underlies the inner stirrup.