These are Officially Licensed Star Trek Pajama pants! Space: the final frontier is the voyages of the Starship Enterprise. Its mission: to explore strange new worlds, to seek out new life and civilizations, to boldly go where no man has gone before! These Star Trek lounge pants feature a wonderful all-over pattern of the Starship Enterprise in battle. We see our heroes facing off against the Romulan empire, whose emblem is also featured on these pants. The pants are made of an ultra-soft 98% polyester and 8% spandex fabric blend that has that smooth woven feel! The pants have a drawstring closure at the elastic stretch waistband and 2 hand-deep pockets.