Ribbed Mix Media Short Sleeve Polo T-Shirt (White)rag & bone Ribbed Mix Media Short Sleeve Polo T Shirt (White) rag & bone 45% , 45% , 10% : The Ribbed Polo. A collegiate style that is cool girl coded. Rib knit to achieve a slim silhouette, our update to this short sleeve style is detailed with poplin along the collar and cuffs for a refined mix. 45% Cotton , 45% Modal , 10% Spandex Color : White Buttons at Center Front Short Sleeves