Patagonia Capilene Thermal Weight Zip Neck

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Warm, breathable, and packed with practical features, this baselayer is a top choice for cold-weather adventures.

Patagonia says: 

A breathable, lofted baselayer to keep you warm in cold conditions. Polartec® Power Grid® fabric with HeiQ® Pure odor control. Fair Trade Certified™ sewn.

Our Verdict

The Patagonia Capilene Thermal Weight Zip Neck is a versatile baselayer/fleece for cold-weather hikes. It offers warmth, breathability, and excellent moisture-wicking performance. Made from Polartec Power Grid fabric, it balances insulation and ventilation, making it ideal for high-output activities in chilly conditions.

The open-grid pattern traps heat effectively while allowing moisture to escape, keeping you dry and comfortable even during strenuous climbs. The long zip at the front is perfect for venting excess heat, while the smooth outer surface makes it easy to layer under other garments. Thoughtful design touches like offset shoulder seams, flatlock stitching, and underarm gussets help prevent chafing, especially when wearing a pack.

Elastic thumb loops and a drop-tail hem ensure excellent coverage and comfort. The use of recycled materials and Fair Trade Certified™ sewing gives it strong sustainability credentials, which many hikers will appreciate.

– Reviewed by Ultralight Outdoor Gear

Features

• Polartec® Power Grid® fabric with HeiQ® Pure odor control has a smooth face for easy layering; fabric’s open-grid pattern next to skin provides superior warmth, breathability and moisture-wicking performance
• Self-fabric backing on collar with internal neck tape for comfort; locker loop for hang drying
• Offset shoulder seams eliminate chafing under pack straps
• Long center-front zipper vents body heat and is backed by kissing welts for low-bulk comfort next to skin
• Full underarm gussets for range of motion and chafe-free comfort
• Elastic thumb loops for secure hand coverage
• Flatlock seams to minimize chafing; drop tail for increased coverage; Fair Trade Certified™ sewn
• Slim fit

Specifications

• Small weighs: 168g
• Medium weighs: 175g
• Large weighs: 182g
• XLarge weighs: 195g

Material & Construction

• 3.8-oz (129-g) Polartec® Power Grid® 92% recycled polyester/8% spandex with HeiQ® Pure odor control. Fabric is certified as bluesign® approved. Fair Trade Certified™ sewn

Help & advice:

• The Ultimate Guide to Lightweight Baselayers
•  
• Recycled Content in Outdoor Gear