Under Armour Heatgear Armour Racer Tank Top - Womens - Beta Tint/Metallic Silver  £16.95

HeatGear® Armour is UA's original performance baselayer—the layer you put on first and take off last. It's tight to wick away sweat and quick-drying to keep you cool. No athlete can go without it.
Fitted: Next-to-skin without the squeeze
Super-soft pinhole mesh delivers superior breathability without sacrificing coverage
Material wicks sweat & dries really fast
Four-way stretch construction moves better in every direction
Rolled-forward flatlock seams deliver a comfortable, chafe-free fit
Classic racer back
Shaped drop-tail hem offers superior back coverage