The Giant Ambient 3D Sleeveless Baselayer is made out of TransTextura Plus fabric for extra breathability and moisture transfer. It has a seamless body mapping construction to channel and transport heat and perspiration away. This Baselayer from Giant is Quick Dry, Anti-Odour, and Anti-Bacterial and has an aerodynamic body cutting to elevate your cycling performance.
TransTextura™ Plus fabric for extra breathability and moisture transfer
Quick-dry, Anti-odor, and Anti-bacterial
Seamless body mapping construction to channel and transport heat and sweat away
Aerodynamic body cutting to elevate cycling performance in the attacking position
I suggest to go with Castelli or other brands, quality is average.