STIO Fernos Insulated Vest Women's

The STIO Fernos Insulated Vest for women delivers lightweight warmth without the bulk. Engineered with premium insulation technology, this vest traps heat efficiently while remaining packable and breathable. Perfect for layering during cool weather hikes, casual outings, or transitional seasons, it moves with you and adapts to changing conditions. The streamlined design pairs seamlessly with any outdoor wardrobe, offering the comfort and performance you need to stay warm and mobile.

Fabric Details

• PeakFill™ Active Insulation
• Microfiber with soft hand and mechanical stretch offers comfort and range of motion
• Water-repellent finish resists water and reduces dry time

Construction

• Structured self collar provides additional, no-fuss coverage
• Hanger loop on center back neck

Zippers

• YKK® center front zipper with custom Stio zipper puller
• Zippered handwarmer pockets

Fit and Measurements

• Trim Fit: A slim design with minimal bulk that fits close to the body
• Center Back Length: 24 3/4" (size S)
• Weight: 8 oz.

Other Details

• Heat transfer Stio® and Pinecone logos
• Heat transfer interior labels for comfort
• Made in Vietnam

Shell and Lining
Relance™ Primeflex, 50 Denier Microfiber Mechanical Stretch Plainweave, 100% Polyester,  94g/m2 with a PFAS-Free DWR Finish
Relance™, 100% polyester Primeflex™ microfibers offer improved drape, stretch and wicking properties compared to regular polyester fibers. This fabric features a soft hand, bi-component Primeflex™ stretch, PFAS free DWR and excellent resiliency and strength.

Insulation
PeakFill® Active Insulation, 50% Polyester, 50% Recycled Polyester, 40g/m2
Our PeakFill® Active proprietary insulation balances warmth and breathability to maintain lasting athletic comfort across the entire conditional range. Designed to keep core temps regulated, the synthetic fiber fill draws on a spiral filament structure to enable greater stretch, faster recovery and quicker dry times than traditional lofted insulation whether rolling slow at valley level or working hard up in the alpine.

Care Instructions

• Machine wash cold, gentle setting
• Rinse well
• Do not bleach
• Tumble dry low
• Do not iron
• Do not dry clean