850 CUIN down filling insulated jacket for alpine activities under very low temperatures. Made of highly resistant Nylon 20D fabric, 100% windproof with a double layer construction that protects down from moisture. Water Repellency exterior treatment DWR and 90/10 duck down filling (850 CUIN Fill Power) that provides the maximum thermal protection at a minimum weight. Designed as a belay jacket for the coldest north walls or for activities under temperatures well below freezing. Compression bag included to facilitate transportation.

FAST&LIGHT - 523g  (S)

850 CUIN down filling insulated jacket for alpine activities under very low temperatures. Made of highly resistant Nylon 20D fabric, 100% windproof with a double layer construction that protects down from moisture. Water Repellency exterior treatment DWR and 90/10 duck down filling (850 CUIN Fill Power) that provides the maximum thermal protection at a minimum weight. Designed as a belay jacket for the coldest north walls or for activities under temperatures well below freezing. Compression bag included to facilitate transportation.

FAST&LIGHT - 523g  (S)

The W-Series pants/suit for alpinism in extreme high-altitude activities. Ready for the cold? Our W-Series Alpine Suit pants feature an insulated bottom/legs and a top made from Polar Stretch Grid® fabric in the form of overalls, providing you with extra warmth. The top has two pockets, which, when combined with other pieces from the W-Series collection, allow you to keep everything accessible in the chest area, protected from the cold even while wearing a harness. The Kevlar fabric on the knees, lower legs, and back ensures durability against abrasions from rock/ice. 

The outer fabric offers excellent wind and rain resistance (PFC-Free), and when combined with the Sorona® bio-synthetic fill panels (160 gr/m2), it guarantees thermal protection and optimal breathability. Pair it with other items from the W-Series collection to discover the lightest and most functional way to tackle the mountains. Ideal to wear over the W-Series Merino Base Layer t-shirt. Combine it with the W-Series Waterproof Shell Pants for the perfect combination of cold protection and waterproofing. Designed for very high-altitude activities in extremely cold temperatures. 

FAST&LIGHT - 642 g.  (S)

When conditions get tough, you need maximum protection, and that's where the W-Series Waterproof Shell Pants help you perform at your best. These lightweight 3-layer waterproof/breathable technical pants are designed for FAST&LIGHT alpinism. Crafted with the eVent® DVStorm™ 3-layer membrane, they provide exceptional protection with 20,000 mm water column waterproofing and 30,000 g/m²/24h MVTR breathability, keeping you dry and comfortable during high-intensity activities.

It features a wide, waterproof YKK™ AquaGuard® side zipper with a double slider, allowing for quick access with boots and ventilation of the leg during intense activities.

Its fully taped seams and a highly durable Kevlar fabric on the hem are standout features. Its ultralight construction and excellent weather protection make the W-Series Waterproof Shell Pants ideal for FAST&LIGHT activities. Pair it with other items from the W-Series collection (perfect over the W-Series Meteor Insulated pants) and discover the lightest and most functional way to tackle the mountains. 

FAST&LIGHT - 317 g.  (S)

Technical insulated jacket with Sorona® bio-synthetic fill, designed for winter activities and belaying to keep you warm in cold, wet conditions.

The Sorona® insulation is lightweight and compressible, retaining its thermal properties even when wet, making it an ideal choice for variable weather conditions. Its ergonomic cut and lighter panels on the arms allow for full freedom of movement, while the adjustable cuffs, helmet-compatible hood, and strategically placed zippered pockets ensure functionality and comfort in the mountains.

With a design that combines durability and protection, its ripstop nylon outer fabric is wind- and water-resistant (PFC-Free), and its compressibility allows for easy storage, making the Inferno the perfect companion for any winter alpine adventure.  

FAST&LIGHT - 532g  (S)

Technical insulated jacket with Sorona® bio-synthetic fill, designed for winter activities and belaying to keep you warm in cold, wet conditions.

The Sorona® insulation is lightweight and compressible, retaining its thermal properties even when wet, making it an ideal choice for variable weather conditions. Its ergonomic cut and lighter panels on the arms allow for full freedom of movement, while the adjustable cuffs, helmet-compatible hood, and strategically placed zippered pockets ensure functionality and comfort in the mountains.

With a design that combines durability and protection, its ripstop nylon outer fabric is wind- and water-resistant (PFC-Free), and its compressibility allows for easy storage, making the Inferno the perfect companion for any winter alpine adventure.  

FAST&LIGHT - 532g  (S)

A high-performance insulating garment for FAST&LIGHT activities in severe cold conditions, known for its very high thermal efficiency. It features two zippered pockets and two large exterior elastic pockets to carry gear in the easiest and quickest way possible, even with a harness.

Its outer fabric offers excellent wind and rain resistance (PFC-Free), which, combined with the Sorona® bio-synthetic fill panels (200 gr/m2 in the chest and 100 gr/m2 in the back, arms, and hood), ensures very high thermal protection and optimal breathability. The hood and articulated sleeves with elastic panels provide maximum mobility without any restriction.

Pair it with other W-Series garments (compatible zippers) and discover the lightest and most functional way to tackle the mountains. 

FAST&LIGHT - 528 g.  (S)

The O2 Waterproof SPEED ZIP is a competition jacket designed for those who seek maximum functionality with minimum weight, ideal for athletes looking to save precious seconds during their races. Its innovative design allows it to be worn directly over a backpack or trail vest thanks to a rear zippered gusset that perfectly adapts to the size of the gear, ensuring freedom of movement and uninterrupted protection.

Weighing only 167 grams, this jacket combines extreme lightness with outstanding performance. Made with the O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and an exceptional breathability of MVTR: 30,000 g/(m²·24h), ideal for high-intensity activities in adverse conditions. Fully taped seams, YKK™ Coil AquaGuard® zippers make the O2 Waterproof SPEED ZIP an essential choice for the most demanding competitors. Its hood with a 3-point adjustment system and flexible visor provides additional protection against wind and rain, while its technical cut is designed to optimize performance in every second of the race.

Perfect for those who value every detail, this jacket offers advanced technology and functional features designed to maximize efficiency in the mountains, even in the most challenging conditions.

FAST&LIGHT - 167g (S)

The O2 Waterproof SPEED ZIP is a competition jacket designed for those who seek maximum functionality with minimum weight, ideal for athletes looking to save precious seconds during their races. Its innovative design allows it to be worn directly over a backpack or trail vest thanks to a rear zippered gusset that perfectly adapts to the size of the gear, ensuring freedom of movement and uninterrupted protection.

Weighing only 167 grams, this jacket combines extreme lightness with outstanding performance. Made with the O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and an exceptional breathability of MVTR: 30,000 g/(m²·24h), ideal for high-intensity activities in adverse conditions. Fully taped seams, YKK™ Coil AquaGuard® zippers make the O2 Waterproof SPEED ZIP an essential choice for the most demanding competitors. Its hood with a 3-point adjustment system and flexible visor provides additional protection against wind and rain, while its technical cut is designed to optimize performance in every second of the race.

Perfect for those who value every detail, this jacket offers advanced technology and functional features designed to maximize efficiency in the mountains, even in the most challenging conditions.

FAST&LIGHT - 167g (S)

The O2 Waterproof SPEED ZIP is a competition jacket designed for those who seek maximum functionality with minimum weight, ideal for athletes looking to save precious seconds during their races. Its innovative design allows it to be worn directly over a backpack or trail vest thanks to a rear zippered gusset that perfectly adapts to the size of the gear, ensuring freedom of movement and uninterrupted protection.

Weighing only 167 grams, this jacket combines extreme lightness with outstanding performance. Made with the O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and an exceptional breathability of MVTR: 30,000 g/(m²·24h), ideal for high-intensity activities in adverse conditions. Fully taped seams, YKK™ Coil AquaGuard® zippers make the O2 Waterproof SPEED ZIP an essential choice for the most demanding competitors. Its hood with a 3-point adjustment system and flexible visor provides additional protection against wind and rain, while its technical cut is designed to optimize performance in every second of the race.

Perfect for those who value every detail, this jacket offers advanced technology and functional features designed to maximize efficiency in the mountains, even in the most challenging conditions.

FAST&LIGHT - 167g (S)

The O2 Waterproof Trail 30K PRO Jacket is the ultimate jacket for those seeking to combine lightness, breathability, and protection in trail running. Weighing just 148 grams, this waterproof jacket is 100% windproof and designed to perform at its best in adverse conditions.

Made with the innovative O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and exceptional breathability of MVTR: 30,000 g/(m²·24h), ensuring comfort even during high-intensity activities (see test). Fully taped seams, waterproof YKK™ Coil AquaGuard® zippers, and the ability to pack into its own pocket make it an easy and practical choice.

The hood features a 3-point adjustment system and a flexible visor for additional protection, while its ultralight and technical design is tailored to optimize performance for mountain runners.

Perfect for rainy or windy days, this jacket combines advanced technology with functional details to ensure an unbeatable trail running experience.

FAST&LIGHT - 148g (S)

The O2 Waterproof Trail 30K PRO Jacket is the ultimate jacket for those seeking to combine lightness, breathability, and protection in trail running. Weighing just 148 grams, this waterproof jacket is 100% windproof and designed to perform at its best in adverse conditions.

Made with the innovative O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and exceptional breathability of MVTR: 30,000 g/(m²·24h), ensuring comfort even during high-intensity activities (see test). Fully taped seams, waterproof YKK™ Coil AquaGuard® zippers, and the ability to pack into its own pocket make it an easy and practical choice.

The hood features a 3-point adjustment system and a flexible visor for additional protection, while its ultralight and technical design is tailored to optimize performance for mountain runners.

Perfect for rainy or windy days, this jacket combines advanced technology with functional details to ensure an unbeatable trail running experience.

FAST&LIGHT - 148g (S)