Slenderella Waffle Ribbon Bed Jacket. Material: 100% Polyester. This classic style bedjacket is designed with a ribbon tie fasten to allow ease with dressing. Made from 100% polyester, this bedjacket is perfect for layering over coordinating nightwear. Luxurious houndstooth waffle knit fabric which is super soft to touch and very easy to care for. The bedjacket is designed with 3/4 length sleeves and satin satin ribbon ties.