Youth Oklahoma City Thunder Pajama Pant Boys Sleep Bottoms. These PJ sleep pants are made of 100% Polyester for a softer feel and feature the Oklahoma City Thunder logo as a repeating all over print on top of a Thunder team color pant. These pants feature a drawstring waist and are great for lounging around the house on those cold winter mornings! Your little Oklahoma City Thunder fan will love wearing this around the house on game day! Officially licensed Oklahoma City Thunder fan gear.