Aug 30, - Explore Renee Young's board "ADULT PAJAMA PARTY", followed by people on Pinterest. See more ideas about adult pajamas party, pajama party, party pins. Did you scroll all this way to get facts about adult pajama party? Well you're in luck, because here they come. There are adult pajama party for sale on Etsy, and they cost $ on average. The most common adult pajama party material is cotton. The most popular color? You guessed it: black.