Classic FX

The perfect solution for cold feet in your winter boots or mukluks!

This item is final sale

$127.19$231.25
Non-returnable
Secure checkout
Heat-moldable custom fit
Classic FX
$127.19

Size Guide

Size up on the half size (ex: 27.5 = 28).

Boot Liners

Mondo*22 - 22.523 - 23.524 - 24.525 - 25.526 - 26.527 - 27.528 - 28.529 - 29.530 - 30.531 - 31.532 - 32.5
US M4 - 4.55 - 5.56 - 6.57 - 7.58 - 8.59 - 9.510 - 10.511 - 11.512 - 12.513 - 13.514 - 14.5
US W5 - 5.56 - 6.57 - 7.58 - 8.59 - 9.510 - 10.511 - 11.512 - 12.513 - 13.514 - 14.515 - 15.5
EU35.75 - 36.537 - 37.7538.25 - 3939.5 - 40.2540.75 - 41.542 - 42.7543.25 - 4444.5 - 45.2545.75 - 46.547 - 47.7548.25 - 49
UK3 - 3.54 - 4.55 - 5.56 - 6.57 - 7.58 - 8.59 - 9.510 - 10.511 - 11.512 - 12.513 - 13.5

*For Japanese sizes, please refer to Mondo sizes in the chart above.

See all size charts →

Overview

Product Details

CLASSIC FX liners are an excellent upgrade solution to cold feet in winter boots and Mukluks. Not intended to be a high performance liner, these super soft, low-density, medium thickness wrap style liners will provide maximum warmth and comfort every day.
Note: Heights and weights based on Mondo 27/Men's US 9 per pair.

Examples of compatible shells:

-Sorrel
-Kamik
-Baffin
-FXR Snowmobile boots

The Classic FX works best with a shell fit of 1-2 fingers (1/2"- 1 1/4")

This model can be worn out of the box or molded with the home fit kit if further customization is desired.

Don't see your size in stock? Check out your local retailer
Fit & Heat Molding

Intuition liners are fully heat moldable and can be re-molded as your fit needs change.

They can be heat molded with the Intuition Home Fit Kit or fit by a professional boot fitter.

Purchase a Home Fit Kit (50% off with liners purchase)

Foam Technology

Our proprietary Intuition Foam is precisely formulated to provide maximum moldability with a lightweight yet durable characteristic that achieves the highest quality and comfort standards on the planet. Intuition Foam is a non-toxic, chemically stable, closed-cell material that delivers industry leading standards:

  • Thermo-remoldable
  • Lightweight
  • Extreme durability
  • High insulation value
  • Water resistant for fast dry times
  • Highly workable for boot fitters

Intuition Foam is exceptional in supporting anyone who is accommodating an injury or medical condition that would benefit from pressure off loading and cushiony fit.

Learn more about Intuition Foam

Care

Remove liners from your boots and air dry them between use.

Liners will soon become dry as Intuition's closed-cell foam is waterproof and does not get soaked through like other liners.

Keep them away from direct heat sources such as heaters and open fire when you are not heat molding.

For tips on cleaning your liners: read our FAQs

Fit & feel

Flex

Extra SoftSoftMediumStiffExtra Stiff

Heat molding softens the initial flex for an easier break-in.

Built for

Applications

  • Ski Ski
  • Snowboard Snowboard
  • Telemark Telemark
  • Splitboard Splitboard
  • Skimo Skimo
  • Touring Touring

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