Officially Licensed AC/DC merchandise from Bioworld. AC/DC is a classic rock band. Their shirts, hoodies, hats, cds and vinyl are always popular. These are full length pajama pants. Great for lounge wear or to sleep in. Just comfortable. The pant features the classic poster AC/DC logo with the lightning bolt script. The logo on the left leg is distressed. These pants have an elastic stretch waistband with a drawstring close, one button fly, and two side pockets. Made of 55% cotton 45% polyester. These pants make a great birthday, Christmas or Father's Day. So throw on an old greatest hits t shirt and these pant and just get shook all night long!