Stay cool on the court in the JOOLA Ben Johns Trigon Pickleball T-Shirt - Men's. This performance tee is constructed with 100% polyester fabric, making it breathable, stretchy and moisture-wicking. The athletic fit and crew neck design keep you comfortable as the match wears on, and the flashy shoulder graphic will remind your opposition you mean business. SIZE CHART: JOOLA Ben Johns Trigon T-Shirt.