- Active Fit: slightly slimmer than Polo Ralph Lauren's Classic Fit.
- Polo Ralph Lauren T-shirts also come in Custom Slim Fit (approx. 1½" trimmer at the chest) and Classic Fit (approx. 1" wider at the chest and 1" longer at the body).
- Size medium has a 28" front body length, a 28¼" back body length, a 21½" chest, and a 34½" sleeve length. Sleeve length is taken from the center back of the neck and changes 1" between sizes.
- Long sleeves with stitched elbow patches. Ribbed cuffs. Ventilating laser-cut perforations at the underarms.
- Two front waist slit pockets. Ribbed hem. "01 Unit PRL/Technical Knitwear Optimum Performance [8-17]" rubber-printed above the right hem.
- Signature pony rubber-printed at the left chest.
- Shell: 56% polyester, 44% cotton. Collar, cuffs, and hem: 59% cotton, 39% polyester, 2% elastane. Machine washable. Imported.
- Model is 6'1"/185 cm and wears a size medium.