Men's trekking vest 4F – PrimaLoft Active, ultra-light, breathable The men's 4F trekking vest is an advanced insulating layer designed for hiking, trekking, and backpacking in variable terrain and climate conditions. The combination of lightweight construction, breathable materials, and PrimaLoft Active insulation helps maintain thermal comfort during intense activity without the risk of overheating. The regular fit and standard hip length ensure a comfortable fit, while the ultra-lightweight design makes the vest an excellent outer layer on warmer days. PRODUCT FEATURES: Cut: regular, comfortably fitting to the figure Size range: S–3XL Length: standard, reaching to the hips Construction: ultralight – Ultralight technology Filling: PrimaLoft Active – breathable insulation for intense activity Breathability: effective removal of excess heat and moisture Coating: hydrophobic impregnation that limits moisture absorption Hood: integrated, not adjustable Collar: high, protecting the neck from cold and wind Side pockets: 2 with zippers Inside pockets: 2 open Lock: one-way Bottom: elastic hem without adjustment, with anti-slip silicone finish Intended use: trekking, hiking, backpacking, outdoor activities PRODUCT PARAMETERS: Filling: 100% polyester (58% recycled) Insulation: PrimaLoft Active Properties: breathability, lightness, moisture resistance Construction: compact, easy to fold and transport