isting is for 2 sets of 2pc shark/dino pajama shorts - 4 pairs of pajama shorts total! These are flame-resistent. Lightweight fabric Drawstring closure elastic waistband Regular fit Pull-on closure Recycled polyester Description Two sets of 2-Piece Shark/Dino Pajama Shorts from Cat & Jack. 4 pairs total. Each set includes two pajama shorts, one featuring shark print and another with allover dino pattern to lend a fun update to their closet. The lightweight fabric keeps them in absolute comfort through the night, while a full elastic waistband with drawstring closure helps them find a secure fit. Sizing: Kids Material: 100% Recycled Polyester Garment Length: At Knee Closure Style: Pull On Inseam Length: 7.5 Inches Fit: Regular Fit Garment Details: No Pocket Fabric Weight Type: Midweight Fabric Care and Cleaning: Machine Wash, Tumble Dry