Ages 0 2 adventure ban z improve on our original baby banz by adding an embedded silicone nose and brow piece for added comfort baby banz were originally designed in australia for one of the worlds toughest uv environments clinically tested by one of the worlds leading authorities on sunglasses baby banz have passed the most stringent standards on sunglasses in the world new silicone nose and brow piece is embedded into the glasses for added comfort category 3 lenses offer high sunglar