Shadowline Petals 53 Inch Long Sleeve Gown (33280). The Shadowline Petals 53 Inch Long Sleeve Gown 33280 is soft and silky nylon, in a long-sleeved, full length with gentle ruching at both front and back yoke. The scalloped front yoke is adorned with floral embroidery for that perfect feminine touch. Shadowline Petals 53 Inch Long Sleeve Gown is made of Opacitrique 100% nylon tricot knit.