All Technologies (Winter)

Insulation

  • GORE-TEX Insulated Comfort

    100% waterproof, durable and breathable with insulating properties for use in cold weather conditions. Water and snow is blocked, while sweat evaporates from the inside. The insulated lining retains warmth in low temperatures and ensures a dry, warm and comfortable climate for your feet.

  • GORE-TEX INSULATED

    Used in winter models for added insulation in low temperatures. Water and snow is blocked out while the sweat easily evaporates from the inside of the boot. The insulating lining protects against low temperatures and provides a dry, warm and comfortable climate for your feet. The membrane is 100% waterproof, durable and has good breathability with insulating properties for use in cold weather conditions.

  • Fleece Liner

    Highly insulating, lightweight and wicks away moisture.


Leather

  • Full-grain Leather

    Premium full-grain leather possesses great breathability, durability, water resistance and a smooth surface.

  • Split Leather

    Split is a simple leather with surface treatment that increases durability and durability.

  • Nubuck Leather

    Leather with brushed finish is water repellent and has very good breathability. Nubuck must be treated to maintain the breathability and its water repellent properties.


Soles

  • Xcelerator Sole

    Rottefella Xcelerator racing sole provides increased power transmission at neutral foot position. An extremely light sole, with good torsional stability and increased flex flexibility in the forefoot.

  • R3 Sole

    Rottefella R3 sole is well suited for both training and competition. The sole has good flexibility in the forefoot and a rigid heel portion that contributes to good torsional stability.

  • T3 Sole

    Rottefella T3 touring sole provides good stability, and thus contributes to good control in prepared tracks. The sole has good insulation properties.

  • T4 Sole

    Rottefella T4 touring sole provides good stability, and thereby contributes to good control in prepared tracks. The sole provides good friction against the ground when walking.

  • T4 JR Sole

    Rottefella T4 JR is designed for junior models and is a touring sole with good stability. This contributes to good control in the ski tracks. The sole has good friction against the ground when walking.

  • BC Sole

    Rottefella BC sole for optimum stability, and thereby contributes to good control in rough terrain and under varying snow conditions. The sole has good insulation properties.

  • Vibram ® 75 MM

    Vibram sole for 75mm standard 3 pin bindings. Can be used with a wire binding.


Fit

  • Racing Fit

    Tight and steady fit gives full control of the movement when you are performing your very best. The heel shape is designed to reduce the risk of blisters.

  • Active Fit

    Larger volume in the forefoot contributes to warmer feet. The heel shape is designed to reduce the risk of blisters.

  • Performance Fit

    A tight and supportive fit that provides full control over your movements. The round heel grip helps to minimize the risk of blisters. Good support and comfort for races or long ski tours.

  • Expedition Fit

    Specially designed fit that provides plenty of space for liner, woolen cardboard or double polar socks.


Lacing system

  • Asymmetrical Lacing System

    Asymmetrical lacing with an elastic tongue construction that allows the boots to be adapted to the foot.

  • Combo Lacing System

    Lacing system that combines open and lockable hooks. Allows individual adjustment of ankle and forefoot.

  • Traditional Lacing System

    Traditional lacing system where the combination of hooks, rings, ribbons or eyelets is selected based on the product and its intended field of application.


Gaiter

  • ADV Gaiter (Perforated and insulated PVC)

    Extra insulating and breathable, allowing sweat to evaporate, while keeping the feet dry and warm. Protects against snow and water.

  • PRF Gaiter (Perforated PVC)

    A breathable layer that resists snow and water, allows sweat to evaporate and keeps your feet dry and warm.

  • EXP Gaiter (BC)

    Integrated durable Cordura with additional reinforcement on the inside. Provides extra insulation under extreme conditions and protects against snow.

  • INS Gaiter (Insulated PVC)

    An extra insulation layer with a lace covering that resists snow and water. PVC laminated with Air Mesh.


Insoles

  • Anatomic Insole

    An anatomically designed insole made from a breathable material with good absorbency that keeps your feet warm and dry. The foam construction has cushioning properties that counteracts tired feet and provides excellent comfort. It also features an antibacterial surface that helps prevent odors.

  • Insulator Insole

    An anatomically designed insole made from insulating felt as well as breathable materials with good absorbency that keep your feet warm and dry. The sole has an antibacterial surface that helps prevent odors.

  • Classic Insole

    An anatomically designed insole made of EVA. The foam construction has shock absorbing properties that counteract tired feet and provide comfort. The sole has an antibacterial surface that prevent odors.

  • Thermo Insole

    A two-layer thermal insole with soft, insulating fleece.


Ankle support

  • Comfort Collar

    Ankle collar with good insulation properties that keep you warm.

  • Ankle Support Collar

    Ankle high boots with built-in ankle support. Can be adjusted and tightened.

  • Ankle Race Collar

    A classic-cut, with very good flexibility and total freedom of movement.


L-Boards

  • Standard L-Board

    Standard L-board that provides support and stability adapted to the shoe's application area.

  • Channeled L-Board

    A midsole with extra air ducts for additional insulation against the cold as well as moisture absorbency. Keeps feet dry and warm.

  • Alfa Flex L-Board

    Alfa Flex system provides excellent toe flexibility as well as extra power when pushing-off. The midsole has a built in arch that makes it extra rigid.


Other components

  • Gaiter Elastic

    Elastic in the top of the boot keeps snow and debris out.

  • Easy Entry Loops

    Easy entry loops make the boots easy to take on and off.

  • Internal Heel Counter

    Heel reinforcements made of plastic that provide better support. An ergonomic and stable heel cap locks the foot in the boot, anchors it to the midsole and reduces the risk of blisters.

  • YKK Zipper

    Alfa uses YKK zippers, the world's best. YKK zippers are lightweight and very durable.

  • Toe Protector

    A rubber-coated reinforcement that protects the boot from abrasion.

  • Snow Crust Protector

    Extra layers of full grain leather that protect the lower part of the boot, which is particularly prone to wear, especially in snow with an ice crust.