Optic Nerve Stonefly ForeSee Sunglasses Fits Medium to Larger face shapes 100 renewable resource Frames made from the beans of the castor plant a renewable resource Contain no petroleum based resins Polycarbonate Polarized lenses remove 99.9 of glare All packaging for Foresee ships in its own branded box and glasses bag Box is made from 100 recycled materials with soy based inks Bag is made of a fully renewable bamboo fiber 100 U