The Icebreaker Men's 260 ZoneKnit Long Sleeve Half Zip is a high-performance base layer with several key features. Its primary benefit is its use of 100% natural merino wool, which provides natural temperature regulation, making it effective for both cold and warmer conditions. The ZoneKnit technology further enhances this by using body-mapped zones to improve breathability and allow the skin to breathe during high-intensity activities. Other practical design features include a half-zip for easy ventilation control, thumb loops to keep sleeves in place, and a chin guard to prevent chafing.

Beyond its technical aspects, the garment is highly praised for its comfort and durability. The merino wool is known for being soft and non-itchy, while the slim fit and flatlock seams ensure comfortable, low-bulk layering that reduces friction. The top is also naturally resistant to odour, meaning it can be worn for longer periods without becoming smelly, which is a significant advantage for multi-day trips.

Features:

• Natural temperature regulation
• Odour resistant
• Body-mapped breathability
• Half-zip ventilation
• Thumb loops
• Chafe-free seams