Nickelodeon featured some excellent cartoons during the 1990s like Rugrats, CatDog, Ren and Stimpy, Doug, Hey Arnold! Aaahh!!! Real Monsters, The Angry Beavers, and more! One of those popular shows was Rocko's Modern Life. This pair of athletic socks feature an all-over Rock face design. The sock itself is made of a soft 98% polyester, 2% spandex fabric blend.