Geox Waviness is a trendy boys trainer with a contrasting red and royal blue mesh and synthetic upper, padded textile lining, and a removable padded leather insole for comfort and to check the fit easily. The sole unit features Geox Respira technology, allowing the foot to breathe but preventing water from getting into the shoe. It has two velcro straps for the best adjustment and a secure fit. The patterned sole unit allows maximum flexibility and grip for durable wear. B022BA