The Redline Skiathlon boot is built on the same 3D-shaped last as the new Redline Skate boot. The new Integrated Carbon Base and Power Cuff are designed to seamlessly handle the challenges of both skate and classic skiing, providing:
Madshus recommends the Redline Skiathlon for marathon races – the increased support will help to prevent fatigue and keep you striding strong all the way to the finish. The brand new RaceWrap low-cut liner construction provides a more contoured and comfortable fit.
The 3D-molded Integrated Carbon Base transfers every ounce of power directly into the ski, with unparalleled stability. Its one-piece base matches the contours of the foot, minimizing the amount of material between your foot and the ski for more direct drive.
Lace eyelet loops anchor far below the boot’s visible lacing, securely wrapping the whole foot, laterally and medially, with balanced tension. This provides:
Madshus boots feature waterproof and breathable softshell lace covers, ensuring:
Race Wrap™ technology conforms to the foot with minimal seams, providing:
This delivers:
Soft, memory foam support material conforms to the shape of your heel to:
The Carbon cuff is 3D-formed to provide:
The new cuff fits closer to the ankle than previous Madshus cuffs.
In keeping with Madshus’ commitment to protecting the climate, the Redline Skiathlon, along with other RED, Champion, Race Performance, and selected Backcountry and Junior boots, is designed with a totally PVC-Free construction.

