- 100% Cotton - Elasticated Straps - Full Skirt With Gathering - Soft Bloomer With Leg Line Frills The Casa De Fieras Babies' Jump Dress With Frill Neck is a handcrafted silhouette designed by our in-house artisans. Created in an exclusive limited edition print, our babies' jump dress features a scooped neckline with frilled edges and a gathered full skirt layered over soft bloomers with frilled leg lines.