Fizik Vento Proxy Shoe Off-road racing DNA, no compromises The Fizik Vento Proxy is an off-road racing shoe built for competitive riders who need race-ready performance on XC tracks, gravel courses, and cyclocross circuits. A translucent PU-laminated mesh upper keeps the shoe lightweight and well-ventilated while a tearproof construction handles the demands of rough terrain. The X3 carbon-reinforced nylon outsole carries a stiffness index of 8 for efficient power transfer, with generous rubber tread for grip on the pedals and traction on dismounted sections. A single Li2 BOA dial with textile lace guides provides precise, hotspot-free fit adjustment throughout the ride. Available in White/White. Features Translucent PU-laminated mesh upper with tearproof construction keeps the shoe lightweight, breathable, and durable on rough terrain Single Li2 BOA dial with BOA textile lace guides for precise incremental fit adjustment and even tension without pressure hot spots X3 carbon-reinforced nylon outsole with a stiffness index of 8 for responsive power transfer Generous rubber tread for improved pedal grip and traction on hike-a-bike and dismounted CX sections Clipless off-road cleat compatibility with adjustable cleat positioning Weighs 326g (size 42, single shoe)SPECIFICATIONSUpper Material PU-laminated mesh (tearproof)Closure System Single Li2 BOA dial Outsole X3 carbon-reinforced nylon with rubber tread Outsole Stiffness Index8Cleat Compatibility Clipless off-road (2-bolt)Fit Regular Weight326g (size 42, single shoe)Intended Use Gravel, Cyclocross, XC MTBSizing EUUSFoot Length (mm)364 1/4230mm375 1/4237mm37. 55 1/2240mm386243. 5mm38. 56 1/4247mm396 3/4250mm39. 57253. 5mm407 1/2257mm40. 58260mm418 1/2263. 5mm41. 58 3/4267mm429270mm42. 59 1/2273. 5mm439 3/4277mm43. 510280mm4410 3/4283. 5mm44. 511287mm4511 1/2290mm45. 511 3/4293. 5mm4612297mm46. 512 1/2300mm4713303. 5mm4813 3/4310mm | Fi'zi:k | Vento Proxy Shoes Men's | Size 45 In Black/black | Nylon