Nidecker Index APX Snowboard Boot Black 2027
The Index APX redefines what a snowboard boot can be with peak technology and mountaineering-inspired design. This pro-stiff responsive boot features dual BOA® H5 Coiler and Vibram's most advanced outsole, combining with an updated heat-moldable Gold Liner to deliver uncompromising performance.
Storm Cover technology provides next-level weather protection, while the advanced BOA system ensures precise fit and easy adjustment in either direction. The Vibram 3D Summit outsole offers superior traction and durability for all-mountain adventures.
Ideal for riders pushing the limits, the Index APX delivers the stiffest flex in Nidecker's lineup with professional-grade responsiveness. Latest BOA technology and heat-moldable liner provide a customized fit that's optimized for speed entry and all-day comfort.
Fast, Reliable Shipping
FREE SHIPPING OVER $99 🇨🇦 Canada Only
We ship fast worldwide. Most orders go out the same or next business day. You will get an order confirmation right away, followed by tracking as soon as it ships so you always know where your gear is.
Boot Size Conversion
Find your Mondo size, then match to US/UK sizes.
| Mondo (cm) | US Men's | US Women's | UK | EU |
|---|---|---|---|---|
| 22.0 | 4 | 5 | 3 | 35 |
| 23.0 | 5 | 6 | 4 | 36 |
| 24.0 | 6 | 7 | 5 | 37.5 |
| 25.0 | 7 | 8 | 6 | 39 |
| 25.5 | 7.5 | 8.5 | 6.5 | 39.5 |
| 26.0 | 8 | 9 | 7 | 40.5 |
| 26.5 | 8.5 | 9.5 | 7.5 | 41 |
| 27.0 | 9 | 10 | 8 | 42 |
| 27.5 | 9.5 | 10.5 | 8.5 | 42.5 |
| 28.0 | 10 | 11 | 9 | 43 |
| 28.5 | 10.5 | 11.5 | 9.5 | 44 |
| 29.0 | 11 | 12 | 10 | 45 |
| 29.5 | 11.5 | – | 10.5 | 45.5 |
| 30.0 | 12 | – | 11 | 46 |
| 31.0 | 13 | – | 12 | 47.5 |
| 32.0 | 14 | – | 13 | 49 |
How to Find Your Mondo Size
- 1 Stand on a piece of paper with your heel against a wall
- 2 Mark the tip of your longest toe on the paper
- 3 Measure from the wall to the mark in centimeters
- 4 This measurement is your Mondo size
About The Fit
Every boot has its own unique fit characteristics.






