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Sidi ST Boots

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
  • 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
  • CE certified to EN13634:2017
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Sidi Footwear Sizing

Euro Size US Size Heel-to-Toe (cm)
36 4 22.5
37 4.5 23.2
38 5.5 23.8
39 6 24.5
40 7 25.2
41 8 25.8
42 8.5 26.5
43 9.5 27.2
44 10 27.8
45 11 28.5
46 11.5 29.5
47 12.5 29.8
48 13.5 30.5
49 14 31.2
50 15 31.8

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

Product Description
Part Numbers
Sizing & Fit
89 Customer Reviews
89 4.5/5
17 Questions & 40 Answers
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