The Earth Wood Sunset Sunglasses have a unique and stylish design. Their frame is crafted using solid wood, which is organic and non-toxic. This frame is safe for your skin without causing harm. Your eyes also stay adequately protected with their high-quality lenses. The lenses are optically polarized, effectively blocking out the harmful UVA and UVB rays without hindering your vision. An anti-scratch coating keeps them away from damage. These sunglasses have stainless steel hinges that are resistant to moisture and water.