Biff Matte Black Frame with Polarized Blue Mirror Lens Sunglasses Color:N/A Fits most filtration units for

Fits most filtration units for clean water in a pinch

5 oz Exit Pupil: 4 mm Prism Material: BAK4 Prism System: Roof ___________________

Made from Ultra-Sil 30D CORDURA® Nylon fabric with an eVent® fabric base

Maximum load 165 lb

details include anodized machined-aluminum hardware

Biff Matte Black Frame with Polarized Blue Mirror Lens Sunglasses Color:N/A Fits most filtration units forThere are pairs that fly under the radar. And then there's the Biff. Big, bold and ready to party, these shield style Suncloud polarized sunglasses always make an entrance. They have a large fit for maximum coverage and polarized lenses that bump up contrast and block out glare. Features: Medium fit, large coverage Evolve bio based frame material Polarized polycarbonate injection molded lenses 4 base lens curvature 100% UV protection