Tridentâ"¢ Polarized Lenses blocks out the sun's glare-filled rays and filters them into a stream of clean, clear light. Patent-pending Happy Lensâ"¢ technology is a revolutionary sunglasses technology designed to literally make you happier. Maximizing the transmission of 'Happy Rays' that come from long-wave blue light, Happy Lens allows you to 'See Better' and 'Feel Better.' Hytrelâ"¢ Rubber on nose piece and temple tip becomes tackier when wet, offering unbelievable grip to prevent slippage. 100% UV protection. Spy Optic logo hit at temples. Storage bag included. Imported.