Ribbed Long Sleeve Shirt Womens Ribbed T Shirts at M&S Tank Tops with Built in Bra Old Navy Closeup of ribbed knit fabric each ridge detailed and prominent. The Oscalito Ribbed Long Sleeve Shirt is crafted from a luxurious blend of extra fine Merino wool and premium silk, offering unparalleled warmth and softness against the skin. Beautifully detailed with certified French Leavers lace ("Dentelle de Calais"), this rib knit top features seamless construction, ensuring exceptional comfort and an elegant fit. Premium blend of 70% Merino Wool and 30% Silk Elegant French Leavers lace ("Dentelle de Calais") detailing Seamless rib knit construction for ultimate comfort Soft, warm, and breathable fabric Long sleeves and a flattering silhouette