Autumn Cashmere Sleeveless Tank in White. - size XS (also in ) Autumn Cashmere Sleeveless Tank in White. - size XS (also in ) 100% cotton. Hand wash cold. Tassel trimmed hem. Knit fabric. AUTU-WS261. N10364. 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.