Shoe Fox Racing 25 Union BOA 42 BKRugged style, ready for anything The Fox Racing Union BOA is just a shoe. until you add a rider who brings their passion, style, and commitment to the mix. This BOA equipped clipless trail shoe has all the chops to tackle trails and style to spare for post ride hangs. Combined TPU Ripstop welded upper Dual BOA Li2 system provides on the move micro adjustability and improved power transfer to the pedals Molded toe cap designed to protect against rock