Randolph Engineering Aviator Matte Chrome Sunglasses | Blue Sky PC Bayonet Tibor Kalman This sensor works in conjunction

This sensor works in conjunction with the Polar Beat app to record your speed

This premium material adds both durability and flexibility

Model: 2181SIL

XD1080 Mini

Randolph Engineering Aviator Matte Chrome Sunglasses | Blue Sky PC Bayonet Tibor Kalman This sensor works in conjunctionRandolph Engineering originally built their classic Aviator for the U. S. Military, surpassing rigid mil spec standards. As a standard issue since 1982, these sunglasses are battle tested and ready to take on the most rigorous and demanding use. Whether you're a pilot, taste maker, or just someone that demands the best quality, you won't be disappointed. [Details] Made in USA using the finest components found worldwide. Signature bayonet temples