Icebreaker - Men's merino wool underwear - M Merino 260 ZoneKnit LS Half Zip Jet Heather for Men in Wool - Size S - Grey Grey S

The half-zip top Merino 260 ZoneKnit LS Half Zip Jet Heather half-zip top for men Icebreaker is a high-weight base layer ideal for intense effort in cold weather. Made from 100% natural merino wool, it offers excellent thermal regulation and breathable comfort throughout the activity. Its technology ZoneKnit™ combines strategically placed heat and ventilation zones to optimise thermoregulation. Mesh panels enhance breathability, while the underarm gusset provides mobility and comfort. The raglan sleeves and flat seams reduce chafing, the grommets keep the sleeves in place and theplunging hem offers extra protection for the lower back.