Skinny Dipper Shop In January 1990 FKK decided to use its Oshkosh office storefront by opening the Skinny Dipper Shop. The store sells magazines, T shirts, DVDs, books, and other FKK goods. It's also a walk-in source for people looking for information about local skinny dipping chances. The public has typically been accepting of the shop's quite visible naturist presence in the heart of Osh