Made from Woolmark approved Australian merino, the 170 gsm XTM Men's Long Sleeve Thermal Top is lightweight and can be worn all year round.  Constructed from 95% fine Australian merino and 5% elastane with the fibre measuring at just 19 microns. The high merino content means that the material is highly breathable, odour resistant, has amazing thermal regulating properties and is extra soft when next to the skin. The elastane blend adds strength and stretch to the fabric without compromising its technical performance.  WoolmarkAll XTM merino wool is sourced in Australia, from lower NSW, VIC and TAS. All XTM merino products carry the Woolmark seal of approval, which guarantee the product is of the highest standard and wool has been sourced ethically in Australia. Best Uses: Travel, hiking, running, skiing, kayaking, climbing, mountaineering. Features and Specifications 95% Australian Woolmark approved merino and 5% elastine 170g/m, 19 microns Raglan sleeves for extra comfort Jersey knit Flat lock seams Non itch Odour Resistant UPF 50+ 173 grams XTM Men's Sizing ChartMeasurements  refer  to  body  size  not  garment  dimensions. For  information  on how  to  measure,  please  see  diagram  below  chart. Men's Sizes: (in centimetres)  Size XS  Size S  Size M Size L Size XL Size XL (16) Chest 86-90  91-95 96-100 101-105 106-110 111-116 Waist 74-78 79-83 84-88 89-93 94-98 99-104 Hip 85-91 92-98 99-105 106-112 113-119 120-126   Choosing the right sizeIf  you  find  your  measurements  are  in  between  two  sizes,  for  a  more snug  fit choose  the  smaller  size   for  a  looser  fit  choose  the  larger  size.   If  your  body measurements  don’t  match  the  measurements,  follow  your  chest  measurement to choose  top  size  &  your  hip  measurement  to  choose  pant  size. Measuring your bodyCHEST: Place  the  measuring  tape  around  the  fullest  part  of  your  chestWAIST: Place  the  measuring  tape  around  your  natural  waistline  -­  this  will  be the  narrowest  part  of  your  bodyHIP: Place  the  measuring  tape  around  the  fullest  point  of  your  hips XTM Men's Merino Long Sleeve Thermal Top 170gsm