arena aluplus junior stirrups brownThe Arena Aluplus junior stirrups are the result of years of research and development by Acavallo. Made of high quality certified anodized aluminum, these stirrups feature a patented side opening that ensures immediate release of the foot in an emergency. The lock and release mechanism, positioned one centimeter above the tread, prevents the foot from slipping sideways by mistake and ensures quick opening of the arm. The extra wide and grippy footbed