Enza Costa Viscose Rib Tunic Cardigan in Black. - size XS (also in L, M, S) Enza Costa Viscose Rib Tunic Cardigan in Black. - size XS (also in L, M, S) 92% viscose 8% lycra. Partial front button closure. Ribbed fabric. Item not sold as a set. Made in USA. ENZA-WK148. PR8061. 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.