Autumn Cashmere Rib Halter Top in Green. - size M (also in S) Autumn Cashmere Rib Halter Top in Green. - size M (also in S) 100% cotton. Hand wash cold. Rib knit fabric. Imported. AUTU-WS268. N11343. Autumn Cashmere is a fresh, contemporary and innovative knitwear company, creating cashmere, cashmere blend and cotton sweaters and accessories that excite the senses and inspire fun living. Fan favorites include Kate Hudson, Blake Lively, and Taylor Swift.