The Concave Halo+ kids football boots feature a one-piece PU synthetic upper to amplify your control on the ball.With a reputation for providing increased power, the Halo’s Powerstrike technology sits on the upper part of the laces to provide a larger sweet spot so you can achieve perfect contact on the ball.The Halo+ includes F3 (Football Form Fit), which is a unique dual-lacing system technology that offers a supportive, custom fit to all foot shapes without contorting their natural form.Inside the boot features a textile and PU synthetic lining for comfort, while lightweight moulded EVA sockliners provide shock absorption, cushioning and energy return to aid propulsion.