The SeaSpecs Cruzer offers stylish and comfortable land-based sunglasses that provide protection from the sun's harmful rays while giving you a designer look at an affordable price! The Cruzer's high-quality, impact resistant lenses are Polarized to block harmful glare and provide 100% UVA/UVB protection from the sun's intensive rays. The Cruzer comes in two sizes; Small to Medium and Medium to Large. If you have a narrow face or prefer a smaller frame, you may want the Small to Medium size Cruzer. The Medium to Large Cruzer fits most head sizes (from petite/narrow to large) and offers a slightly larger lens.