Worn once. Our slip-on shark costume makes it easy to get them into the Halloween swim. Crafted of soft corduroy and felt fabrics, toothsome details and plush padding, it has sturdy shoulder straps for a comfortable and secure fit for hours of festive fun. DETAILS THAT MATTER One-piece design includes slip-on costume with straps. Our costume is finished in garment-quality stitching and construction so it can be handed down to siblings and worn for years to come. Includes fun dimensional details like the shark fins, teeth and tail. Costume is made from polyester felt and corduroy. Costume is filled with polyester fibers. Undergarments are not included. KEY PRODUCT POINTS Pottery Barn Kids exclusive.