Before we prepare the product description, you can read the official text of the producer:

UA Tech fabric is quick-drying, ultra-softand has a more natural feel;Material wicks sweat and dries really fast;Generous ½ zip front makes for easy layering;New, streamlined fit and shaped hem;Main body fabric contains at least 90%* recycled polyester, excluding trims and embellishments;*Colorways 014 and 409 contain at least 30% recycled polyester, excluding trims and embellishments
Brand:
Product code:
1328495-602
Gender:
Material:
BODY: 100% Polyester
Cut/Fit:
Loose
Determination:
Weight:
160 g

Did you not learn about the product from the description?