The Piped Pajama Pants Set in Classic Red Holiday Tartan, a heritage plaid in holiday-ready red and green, features a collared button-front top with long sleeves and piped details throughout. The ankle-length pants have a relaxed fit with pockets, functional drawstring, and piping at the cuff. This pajama set is comfortably toasty in super-soft, breathable flannel (cold sleepers, rejoice). Made of mid-weight, 100% cotton flannel.