these sidewalls are made from Polyurethane

Ultra-light lithium-ion battery for up to 10 hours of heat (3

the Nomad-W has you covered

Poly Blend: 68% polyester

SPY Cedros Matte Black Happy Bronze 3 these sidewalls are made fromWhere contemporary style meets top tier lens tech. Like the San Diego design district these frames are named after, the Cedros fuses together both classic and modern elements to give you a state of the art sunglass. Composed of 50% bioplastic material, these shades are available the therapeutic HAPPY Lens Tech. With a medium fit, and a variety of color options, this lightweight frame is sure to change your sunglass game. Features: SPY+s revolutionary