Ray-Ban Mens Liteforce Sunglasses (RB4179) Metal，Plastic<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Plastic </span></li><li><span class="a-list-item"> Imported </span></li><li><span class="a-list-item"> Case included </span></li><li><span class="a-list-item"> Lenses are prescription ready (rx-able) </span></li><li><span class="a-list-item"> Ray-Ban ® Liteforce Tech RB4179 sunglasses are a perfect combination of iconic design and innovation. A new bio-material made of a semi-crystalline thermoplasti </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31QagQuSVfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31BzKZHHvVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/318bzj-FPxL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31HOJiGSiHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/412FgnorMEL.jpg" noproxy>