Rugged, weather-resistant, and warm – a belay parka for severe alpine conditions.

Stay warm. Stay focused. The Nuclei SV – our warmest synthetically insulated belay parka – delivers outstanding thermal performance. Varied layers of Coreloft™ insulation are strategically placed to combine maximum warmth with lightweight packability, and the ultralight, ultra-durable Hadron LCP shell is windproof and water resistant. Three external and two internal pockets keep essentials at hand, and the helmet-compatible StormHood protects without impeding vision.

Updated with a dope-dyed Hadron® LCP (Liquid Crystal Polymer) outer with an acrylic coating for improved durability and water repellency and a breathable 20D liner made from 100% recycled materials.

Alpinism And Climbing
Climbing equipment designed for efficient movement and protection in alpine environments.

Synthetic Insulation
Man-made insulation with quick dry times, durability and retains warmth when damp.

Windproof Material
Impervious to wind and offers significant weather resistance with lighter weight protection.

• Weight: 600g / 1 lb 5.2 oz
• Fit: Regular
• Activity: Alpine
• Model: X000008437
• SKU: X00000843701

Full Product Features

Technical Features

• Weather resistant
• Moisture-resistant outer face fabric
• Windproof
• Breathable
• Lightweight

Construction

• Proprietary Hadron® LCP (Liquid Crystal Polymer) grid face fabric is incredibly light and exceptionally durable with abrasion resistance rivalling fabrics twice its weight
• Lightweight, highly durable, windproof Hadron® LCP (Liquid Crystal Polymer) has an acrylic coating for lasting water resistance and is coloured with dope-dyed yarns
• 20D Pertex® diamond-filament mini ripstop liner is light, durable, breathable, and made from 100% recycled nylon
• 190g Coreloft™ Continuous synthetic insulation in the body provides breathable warmth
• Lighter-weight 90gsm Coreloft™ Continuous insulation is used in the sleeves and hood for warmth with reduced bulk

Cuff & Sleeves Configuration

• Stretch-knit cuffs

Design & Fit

• Regular fit patterned to wear comfortably over insulation layers and shells
• Garment Centre Back Length: Size M is 31"/79cm - Varies by size

Fabric Treatment

• FC0 DWR (Durable Water Repellent) finish repels moisture and is PFAS-free

Hood Configuration

• Coreloft-insulated StormHood™ provides added warmth even if wet
• Five-point adjustment system to maintain peripheral vision and coverage with or without a helmet

Pocket Configuration

• Chest pocket with zip
• Two hand pockets
• Two internal dump pockets

Sustainability

• Contains materials that meet the bluesign® criteria

Zippers & Fly Configuration

• Two-way front zipper

Materials & Care Info

Materials

• Synthetic Insulation: Coreloft™ 90 (90 g/m²) - 100% Polyester
• Lining: Pertex® Diamond Fuse 20d ripstop, downproof, FC0 DWR, 38gsm - 100% Nylon
• Body: 20d/8f N6 Dope Dyed, 25D/5f Vectran Twist 250Z TPM, 39gsm, FC0 DWR Acrylic Coated - 93% Nylon, 7% Polyarylate
• Origin of fabric: TAIWAN
• Origin of dying: TAIWAN
• May release plastic microfibres into the environment when washing

Care

• Machine Wash Low
• Tumble Dry Normal Low
• Do Not Bleach
• Wash Dark Colours Separately
• Do Not Dry Clean
• Do Not Iron
• Do Not Use Fabric Softener