View on LOZ Suggested Retail:$179. Troy Lee Designs Adult, All Mountain, Mountain Bike Half Shell A2 Helmet Decoy W/MIPS (Smokey Blue, MD/LG). The trailblazing A2 is Troy Lee Designs’ MTB trail helmet that checks all the boxes. Its stylish shell not only incorporates huge intake and exhaust ventilation ports, but it also comes with great coverage. From breakaway visor screws and the innovative MIPS system and an industry-first dual-density EPP + EPS liner that covers both high and low-speed. 9.09 x 14.72 x 9.8 inches. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.