Buy Icebreaker - 260 Tech LS Half Zip Thermal Top - All base Layers (Black) at THE ICONIC with Free overnight delivery and Free returns! Icebreaker's 260 Tech LS Half Zip is a breathable base layer that's perfect for travel and outdoor adventuring.Our model is wearing a size medium top. He is 185.4cm (6’1") tall with a 96.5cm (38") chest and a 76.2cm (30") waist.- Length: 71cm (size medium)- Close fit- Breathable pure wool knit natural stretch- Black- Half-zip front - Long sleeves