The Metropolitan Antonov will enhance any urban bicycle with its attractive tread pattern, Anti-Puncture Layer (APL), and a reflective sidewall for increased night visibility The Metropolitan Antonov will enhance any urban bicycle with its attractive tread pattern, Anti-Puncture Layer (APL), and a reflective sidewall for increased night visibility Relatively smooth urban tread with large siping grooves in a large volume casing offers a plush, supple ride SC - Single compound, one compound throughout the tread optimized for longevity and performance APL - Anti-Puncture Layer, features a respectable 0.7mm layer of rubber between the tread and the casing REF - Reflective sidewall striping or hotpatch to aid in low light visibility