The ONOS Petit Bois (pronounced Petti Boy) frame is available in stylish, high-gloss, polished Black frame color. Featuring a quality constructed, TR-90 nylon frame with an Ophthalmic Quality, POLARIZED lens for the best in optical clarity; 100% UVA+UVB Protection. A Lightweight, and comfortable frame selection for those who are active in the outdoors. Italian spring flex hinges and rubber non-slip nose pads for the best in outdoor performance.