More Details Derek Lam 10 Crosby Long-Sleeve Crewneck Cashmere Sweater, Midnight Details Derek Lam 10 Crosby cashmere sweater with contrast trim. Approx. length: 21"L from shoulder to hem, 26"L down center back. Crew neckline. Long sleeves. Relaxed fit. Vented hem. Pullover style. Lining: merino wool. Dry clean. Imported.