Under Armour HeatGear® Armour Long Sleeve Baselayer Top Size & Fit Compression fit - ultra-tight, second skin fit Model is 6’1” and wearing a size M Details End use: Training Men’s Heatgear® Long Sleeve Compression Tee by Under Armour Black Under Armour whips your training regime into shape with an ultra-tight baselayer. The HeatGear® fabric gives performance without the weight and the Moisture Transport System wicks sweat away from the body, whilst anti-odour technology prevents the growth of unwanted microbes. Material Washing Instructions: Machine Washable