If you loved our UNFOLD model but wanted a smaller and narrower pair of optics, now you have it! With a rounder profile, Switchblade is UNFOLD’s evil twin. Prepare to start shooting lasers out of your eyes! Made out of premium quality materials, you can be sure that these were built to last. And thanks to their scratch-resistant lenses and solid Swiss TR90 frame, these are guaranteed to withstand repeated everyday use without showing a bit of wear. Once you receive your order, you’ll find an additional neoprene case, carabiner, and a cleaning cloth so that you can keep your sunglasses protected and clean while you’re on the go. Size 50-20/136 Features Slingshot Hinge The first ever foldable hinge that is spring-loaded so it pops open automatically in 0.2 seconds. H2OFF Double hydrophobic coating ensures your sweat or water glides off the lenses. Plastic Titanium Constructed from durable and flexible TR90 material from Switzerland – Our frames are ultra-lightweight and comfortable to wear. Polycarbonate Lenses Thinner and stronger than other leading brands, the shatter resistant and high-impact properties offering the protection your eyes deserve. Anti-Glare The Anti-Glare coating inside the lenses minimizes surface reflection so you don't blinded by the beam. Triple Scratch Resistant Coating Lenses will stay in tip top shape with our triple scratch resistant coating. Worry less about your lenses and more about where to go next. 100% UV Protection Protection from UVA and UVB, filtering all harmful rays. Booty