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Flex Up Snowboard Boot Stiffener

4.8

It provides about 2 flex points: with the Flex Up, a medium 5/10 rigidity boot becomes a 7/10. A pocket holds it perfectly in height and width.

ID 8600870

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QUEBEC CONSUMERS ONLY: Decathlon Canada Inc. offers a wide selection of repair services, spare parts (in-store and online), and support information, but we do not guarantee their availability under the Consumer Protection Act. The only exceptions are the specific repair services listed below for purchases made on or after October 5, 2025
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How to get it

Flex Up Snowboard Boot Stiffener 1/8

Flex Up Snowboard Boot Stiffener 2/8

Flex Up Snowboard Boot Stiffener 3/8

Flex Up Snowboard Boot Stiffener 4/8

Flex Up Snowboard Boot Stiffener 5/8

Flex Up Snowboard Boot Stiffener 6/8

Flex Up Snowboard Boot Stiffener 7/8

Rigidity
The Flex Up can raise your boot’s stiffness by approximately 2 points (out of 10).
Fitting comfort
The 4 soft ear pads guarantee comfort. The Flex Up doesn’t get in the way at all.
Assembly time
2 seconds. Slide it into the tongue and lock it with the rip-tab.
Fit
One pocket holds the Flex Up in height and width, for perfect positioning.
Compatibility
Compatible with all Decathlon snowboard boots (from 2022).
Energy return
The Flex Up also provides propulsion: The boots fold up faster.
Robustness
The material works in an elastic zone: The Flex Up never gets old.