Blue Shades of Death (OG'S) KNEED These metrics are available with

These metrics are available with the addition of a compatible heart rate strap² or the compact Running Dynamics Pod

When wanderlust fills your heart

Auto-Strobe™ communicates runner's presence to drivers

Its powerful battery is USB rechargeable and kicks out strong light for up to 12 hours

Channeled upper improves breathability

Blue Shades of Death (OG'S) KNEED These metrics are available withFor Regular Heads Best for Laps Around The House, Pwning Noobs MADE FOR GAMING BLUE MIRAGE TECHNOLOGY Is blue light bad for your eyes? That's a trick question. We have no f#^#ing idea. But SOME scientists say it causes eye strain, fatigue, headaches & tail growth. So just to be safe, we made these glasses with the ability to block blue light. NO SLIP. NO BOUNCE. NO BLUE LIGHT. ALL FUN. 1 BLUE MIRAGE TECHNOLOGY 2 NO SLIP 3 NO BOUNCE 4 FULL ARMOR 5 NO