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Sidi ST Boots.
Sidi ST Boots Features
- External ankle brace system.
- Composite inner sole.
- Dual compound sole.
- Sidi's exclusive cam-lock buckle system for easy entry and boot removal while still offering a perfect glove like fit.
- Bolt on (no Velcro!) replaceable, adjustable and aerodynamic nylon scuff pads on the toe.
- Lorica outer construction.
- Removable arch support.
- Double stitched in all high stress areas.
- Closable air vents on the foot outer.
- All bolt on parts are replaceable.
- An elastic panel adjacent to the entry zipper allow a bind free zip and improved fit.
- DuPont polymer toe shift pad.
- Perforated Teflon treated nylon lining.
- Replaceable, Shock absorbing heel cup.
- The ST can accommodate riders with up to an 15-inch calf diameter 12.5 inches above from the bottom of their heel.
- Padded Achilles area.
?Due to Motonation's Policies SIDI Boots cannot be sold outside of USA?.
Sidi ST Boots

Sidi boots are built on a ?D? width unless noted as a ?Mega? version in which the width is ?EE? For more information on Sidi products, including sizing, please visit www.motonation.com
Size Chart | ||
Euro Size | Us Men | Us Women |
36 | 3-3 1/2 | 4 1/2-5 |
37 | 4-4 1/2 | 5 1/2-6 |
38 | 5-5 1/2 | 6 1/2-7 |
39 | 5-5 1/2 | 7-7 1/2 |
40 | 6 1/2-7 | 8-8 1/2 |
41 | 7-7 1/2 | 8 1/2-9 |
42 | 8-8 1/2 | 9 1/2-10 |
43 | 9-9 1/2 | 10 1/2-11 |
44 | 9 1/2-10 | 11-11 1/2 |
45 | 10 1/2-11 | 12-12 1/2 |
46 | 11 11 1/2 | 12 1/2-13 |
47 | 12-12 1/2 | - |
48 | 13-13 1/2 | - |
49 | 14 | - |
50 | 15 | - |