DESCENTE S.I.O SHELL 3L SKI JACKET

The DESCENTE S.I.O Shell 3L Jacket is a high-performance technical ski shell designed for demanding mountain environments. Built with advanced S.I.O engineered patterning and Dermizax® membrane technology, this jacket delivers exceptional mobility, weather protection, and breathability — making it ideal for skiers who want precision performance without excess bulk.

Key Features

20,000mm waterproof rating for strong storm protection
High breathability with advanced ventilation system
S.I.O engineered pattern for natural movement and ergonomic fit
Matte 4-Way Stretch 3-Layer shell construction
Quick wrist adjusters for secure sealing
Integrated powder skirt for deep snow days
Pass holder pocket for easy lift access
Multiple ventilation zones for temperature control

Technology

S.I.O Engineered Pattern
Designed to follow the skier’s natural body movement, reducing restriction and enhancing comfort during aggressive skiing.

Dermizax® Membrane
Advanced waterproof and breathable membrane that maintains protection in changing mountain conditions.

Breathing System
Strategic ventilation zones allow quick heat release and micro-climate regulation while skiing.

Performance Specs

Waterproof Rating: 20,000 mm
Breathability: 10,000 g/m² / 24h
Fabric: Matte 4-Way Stretch 3L
Outer Composition: Elasterell-P 51% / Polyester 49%
Inner Lining: Nylon 100%
Fit: S.I.O Regular Fit

Designed For

Performance-focused skiers who prefer a lightweight technical shell with maximum mobility, reliable waterproofing, and clean Japanese design aesthetics.

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