Icebreaker Merino 260 Tech Long Sleeve Half Zip Thermal Top - Men's Agate Extra Large. Specifications for Icebreaker Merino 260 Tech Long Sleeve Half Zip Thermal Top - Men's: Manufacturer: Icebreaker Sleeve Length: Long Age Group: Adults Gender: Male Fabric/Material: 100percent Merino Wool Features of Icebreaker Merino 260 Tech Long Sleeve Half Zip Thermal Top - Men's 100percent Merino wool - Soft lightweight and naturally odour resistant fibre that keeps you warm when it's cold and cool when it's warm Gusseted underarms for mobility and comfort Offset shoulder seams to help reduce friction Flatlock seams to help reduce friction Backward set side seams to prevent friction Package Contents: Icebreaker Merino 260 Tech Long Sleeve Half Zip Thermal Top - Men's Icebreaker IBB043720GS10XL000: Merino 260 Tech Long Sleeve Half Zip Thermal Top - Men's Agate Extra Large