This is an Officially licensed Hot Wheels adult pajama pant! Hot Wheel is one of the most famous die-cast toy cars available and was introduced by an American toymaker in 1964. Collecting these die-cast toy cars was fun in youth and has become a passion in adulthood for many people! Each pant features a retro-looking printed design on the left leg the reads "Hot Wheels 68 Speed Club". These Hot Wheels pants are made of an extra comfy 60% cotton / 40% polyester fabric blend. The Hot Wheels cars lounge pants feature a button fly, elastic stretch waistband, and 2 hand deep pockets! Perfect gift for fans of the classic die-cast toy cars!