Woolrich - On a cold winter's night, curl up by the fire in our First Light PJ Set. Made of garment washed 100% cotton flannel, so they're soft against your skin. The PJ top has a 5-button front closure, with contrasting piping on the collar, cuffs and pocket. Bias-cut accents on the patch pocket and cuffs. Side vents ensure a casual, comfortable fit. The PJ bottoms have a stretchy elastic waistband as well as a draw cord. Bias-cut accents on the cuffs. Available in The Original Buffalo Check plaid, created by Woolrich in 1850.