Autumn Cashmere Ribbed Boxy Tee in Black. - size M (also in ) Autumn Cashmere Ribbed Boxy Tee in Black. - size M (also in ) 100% pure cashmere. Dry clean only. Double front patch pockets. Rib knit fabric. AUTU-WK598. RT10365. 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.