Product DNA What's It Do? Threadborne Seamless gear uses an advanced knit technique to create various levels of mesh ventilation across a single piece of fabric, delivering body-mapped breathability. It‘s also built free of excess, for optimal comfort and fit. The Fundamentals Fitted: Next-to-skin without the squeeze Soft knit fabric with engineered mesh ventilation, mapped to the places you need it most Nearly sew-free construction to eliminate chafing 4-way stretch construction moves better in every direction Material wicks sweat & dries really fast Imported Polyester/Nylon