ST Air

Description

The SIDI ST Boot features a hinged external support structure for helping to prevent lateral ankle movement while allowing for smooth fore and aft transitions on the bike. A set it and forget it cam lock closure system on the calf enables easy entry and accommodates a wide variety of calf diameters. All bolt-on components are replaceable. Features: • Patented and trademarked Sidi Vertebra System protects the achilles tendon • Thermoplastic resin ankle protection • Replaceable to sliders • Composite inner sole • Removable arch support • Nylon shin deflector plate • Perforated Lorica outer construction • Double stitched in all high stress areas • All bolt on parts are replaceable • An elastic panel adjacent to the entry zipper allows a bind free zip and improved fit • Dual compound sole • DuPont polymer toe shift pad • Perforated Teflon treated nylon lining • Replaceable shock absorbing heel cup • Padded achilles area • External ankle support braces with closable air vents • Cam-lock buckle system