•Made of high-quality ABS/PC material •The degree of tightness is adjustable, not easy to fall off •Height adjustable can be put away when not in use without blocking the line of sight •Weight: 180g, Dimensions: 32.5x14x6.5 cm The difference between polarised and regular models: •Normal sunglasses and polarised sunglasses are not different in appearance, and normal sunglasses can only reduce the intensity of light, but cannot effectively remove reflections from bright surfaces and dazzle in all directions •Polarised sunglasses can completely block glare caused by scattering, refraction, reflection, and other factors due to their polarising properties. The eyes are less likely to become fatigued, achieving true eye protection and making things clearer and more three-dimensional Package included: •1 x Car Visor Extender •Other items not included