Long Sleeve Off The Shoulder Dresses & Windsor Reiss Bead Detail Off Shoulder Knit Dress in Black REISS Long Black Dresses With Slits & Windsor Reiss Bead Detail Off Shoulder Knit Dress in Black REISS Women's White Rib Knit Off the Shoulder Dress H&M US. This chic dress features a ribbed knit fabrication, off the shoulder neckline, and slit details at front, back, and sleeves. Finished with a midi length hemline. Accessories sold separately. Made in U. S. A. 95% Rayon, 5% Spandex. Measurement Size Bust Waist Hip Length Sleeve S 13 11 14 37 4 M 14 12 15 38 4. 5 L 15 13 16 39. 5 5