Enza Costa Silk Rib Cap Sleeve Crew Tee in Neutral. - size M (also in L, S, XS) Enza Costa Silk Rib Cap Sleeve Crew Tee in Neutral. - size M (also in L, S, XS) 87% viscose 10% silk 3% lycra. Ribbed jersey fabric. Due to the unique wash, colors and patterns may vary slightly. Made in USA. ENZA-WS886. SRS019IO. Designer of Enza Costa, Rogue, is a Canadian born based in Los Angeles. The line consists of comfortable yet luxurious fabrics like silk, cashmere, and supima and definitely brings to the collection a sort of understated sheer elegance. A staple must-have in any wardrobe, her tees are featured on celebs like Kristen Bell and Jennifer Lopez.