The Boy's Polar Express Button Down Pajama Set by Small Shop is a delightful choice for young dreamers, featuring a charming train-themed graphic. This long-sleeve set is crafted from a 50% Modal, 50% Organic Cotton blend, offering soft and breathable comfort. The classic button-up top is accented with white piping, while the elastic-waist pants ensure a snug fit. Care for this cozy sleepwear by machine washing it cold and tumble drying on low.