If one thing is important to protect, it's their eyes. The Julbo Rookie Sunglasses do just that thanks to the Spectron 3 Lens with 12% visible light transmission rate. All Julbo lenses provide 100% protection against UVA, B C radiation so you can be sure your little grom's eyes are out of harms way. Julbo's anti shock technology prevents broken frames, even after they've been sat on for the fourth time. Even if they the Rookie's happen to get run over by a tank, Julbo offers a lifetime warranty to get them replaced.