The Beneunder Half-Zip Fleece Base Layer is a perfect blend of comfort and functionality, crafted with double-brushed fleece for superior warmth. Its lightweight design ensures versatility, suitable for layering or wearing alone in mild temperatures. Enjoy enhanced heat retention and moisture-wicking technology that keeps you dry and fresh all day. With a 360° stretch construction, it adapts seamlessly to your movements, making it ideal for outdoor adventures or casual outings.
From the brand: Meet the Beneunder Half-Zip Fleece Base Layer — designed for warmth, stretch, and all-day comfort outdoors. Made with double-brushed fleece fabric, it offers soft insulation that boosts warmth by +2.1°C and enhances heat retention by 37.8%. The 360° stretch structure moves with your body, while moisture-wicking fibers keep you dry and fresh. Lightweight at just ~225g, it’s perfect for layering or wearing on its own in temperatures from 5°C to 15°C.
Highlights：
Double-brushed fleece traps heat, +2.1°C warmth boost
Hollow-core fibers lock in warmth, +37.8% retention
360° stretch with 244% expansion, no tightness
Wicks moisture instantly (521% absorption, 279.6mm/s breathability)
Ultra-light at ~225g, slim fit without bulk
