This NEW Pottery Barn Kids Thomas & Friends Flannel Pajama Set in Blue features a Thomas The Train pattern. Made of soft flannel fabric, this 2-piece set includes long-sleeve pajamas with a button closure for easy dressing. Perfect for the winter and fall seasons, this boys pajama set from Pottery Barn is machine washable for easy care. Ideal for young fans of Thomas & Friends, this pajama set brings both comfort and style to bedtime routines.