| Last width: | 91mm Narrow Racing Last |
| Sole standard: | Race |
| Season: | 2025/26 |
| Gender / Age: | Senior |
FEATURES
- Flex: 130
- Last: 91mm Racing Last
- Shell Technology: TR Wall Thickness, Power Chassis,AnatomicToeBox, 0° Sole Canting, Grind Grid, Depth Guide Boot Board
- Cuff Technology: Dual-Sided Cuff Alignment, Power Control
- Shell/Cuff Material: PU Shell/PU Cuff
- Cuff Height: Regular Cuff - All Sizes
- Liner Model: World Cup Race Liner
- Liner Technology: Redster AFS Tongue, Ankle Retention System, Microfiber Outer, Full Lacing, Dual Velcro Spoiler
- Power Strap: 55mm Professional Dual Strap
- Cuff Closure: Magnesium Elite Buckles
- Shell Closure: Magnesium Elite Buckles
- Forward lean: 16° (Default), 18°
- Boot Sole: Redster Solid Sole
- Norm: Alpine Norm ISO 5355 - TypeA Red Tension/Black/ Magenta
DESCRIPTION
The Atomic Redster STR 4 is crafted for competitive racers who demand razor-sharp precision, powerful response, and a snug, locked-in feel — all in one high-performance package. With a bold 130 flex and an ultra-narrow 91mm Racing Last, this boot delivers elite-level control and explosive energy transfer, giving you everything you need to dominate the racecourse.
The TR Wall Thickness, Power Chassis, and Anatomic Toe Box combine to create a super-stiff, responsive shell that transforms your movements into speed and precision. Thanks to 0° Sole Canting, Grind Grid Boot Board, and Depth Guide Boot Board, you can fine-tune your stance for perfect balance and control. Add in Dual-Sided Cuff Alignment and Power Control, and you’ve got a boot that adapts to your racing style — not the other way around.
Inside, the World Cup Race Liner wraps your foot in pure performance: Ankle Retention System, Redster AFS Tongue, microfiber outer, full lacing, and dual Velcro spoiler deliver a race-hardened fit that stays rock-solid under pressure. Secured with the 55mm Professional Dual Power Strap and featherlight Magnesium Elite Buckles, you’re locked and loaded for maximum responsiveness on every turn.
With a 16° default forward lean (adjustable to 18°) and Redster Solid Sole built to Alpine Norm ISO 5355, this boot is ready to hit the start gate right out of the box — no grinding, no delays, just pure racing.
The Atomic Redster STR 4 is built for racers who want the perfect balance of power, precision, and agility. Whether you’re chasing the podium or crushing your personal best, this boot gives you the tools to push harder, ski faster, and race smarter.
