4F M345 miesten liivi laivastonsininen 4FWSS26TVJAM345 31S L

On a crisp morning trail run or a casual commute through the city, the 4F Men's Navy Blue Quilted Vest M345 in size L keeps your core warm while allowing full arm mobility. The stand-up collar and full-length zipper seal out drafts, and the synthetic down filling provides lightweight insulation without bulk. Two zippered side pockets secure your essentials, and the water-repellent finish shrugs off light rain. The 4F logo on the chest adds a sporty touch, making this vest a versatile layer for outdoor activities and everyday wear.

Key specifications

• Colour: Navy Blue
• Size: L
• Outer material: 100% Polyester
• Lining: 100% Polyester
• Filling: 100% Polyester (synthetic down)
• Closure: Full-length zipper
• Pockets: 2 zippered side pockets
• Collar: Stand-up collar
• Fit: Regular
• Weather resistance: Windproof, water-repellent (DWR)
• Design: Quilted construction
• Care: Machine wash at 30°C, do not tumble dry, do not bleach, do not iron

Why choose it

This vest combines warmth, comfort, and practicality. The synthetic insulation retains heat even when damp, and the quilted pattern prevents cold spots. The water-repellent coating adds protection against unexpected showers, while the regular fit allows easy layering over a hoodie or under a jacket. Durable polyester ensures long-lasting performance for seasons to come.

Ideal use cases

• Outdoor activities: hiking, walking, running in cool weather
• Casual everyday wear: commuting, errands, weekend outings
• Layering piece for autumn and winter
• Travel: lightweight and packable

Good to know

The 4F M345 vest is part of the Autumn/Winter 2026 collection, offering modern styling with functional details. Machine washable at 30°C for easy care. The navy blue colour pairs well with jeans, chinos, or athletic wear. Available in size L for a comfortable regular fit.