Pit Viper Flip-Offs Sunglasses Blue Lens are perfect for playing baseball, chew dirt, flip-off your mom. The Flip-Offs are here. The classic Pit Viper shape you know and love, now with Flip-Up Technology. 
Lens: Polycarbonate
Light transmission: 16%, CAT 3
100% UVA + UVB protection
No-slip-grip rubberized touch points