We're not sure if there's a merit badge for "Sickest Shades," but if there is, the Proof Scout Eco Sunglasses are going to win it every time. With a classic shape, thin frames made of biodegradeable acetate and sustainably sourced wood, and polarized CR-39 lenses, the Scout sunglasses are stylish, environmentally conscious, and really really good at pitching tents and starting fires in the rain. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.