Icebreaker Men's Top Size Chart
| Size | Neck (cm) | Chest (cm) | Arm Length (cm) |
| S | 34-36 | 83-91 | 86.5-87 |
| M | 36-38 | 91-99 | 87-87.5 |
| L | 38-41 | 99-107 | 87.5-88 |
| XL | 41-43 | 107-115 | 88-89 |
| 2XL | 43-46 | 115-123 | 89-90 |
| 3XL | 46-49 | 123-133 | 90-91 |
260 Tech, lightweight warmth for colder conditions
The Icebreaker 260 Tech LS Men's Top is a thermal shirt made from 100% Merino Wool, a highly breathable, moisture-wicking and odour-resistant material. At 260 GSM, the Icebreaker 260 Tech LS Men's Top provides heavy warmth suited for colder climates. With a fibre micron of 18.9, the wool has a soft hand feel for comfort.