Designed for sporty children aged 5 to 7, Julbo's KALIMBA eyeglasses feature rectangular lenses in a robust, lightweight frame made from HD acetate and injected plastic. The company's sporting DNA is clear to see in the detailed, adjustable and non-slip temples with rubber inserts. The frame comes with OBE Uno flex hinges for added strength and flexibility. The colorful temples add a dynamic and sporty feel to the model.