Breathable boys' sandals. The perforated sole is a Geox footwear essential. The triple Velcro upper makes it easy to put on and ensures a secure fit. The shock-absorbing tread and non-slip sole offer a comfortable fit. State-of-the-art Geox Respira technology, which combines a perforated sole with a breathable and waterproof membrane, allows for natural temperature regulation and creates a microclimate within the shoe that keeps feet dry all day long.