Pottery Barn Kids | Monkey Costume 0-6M Worn Twice. They’ll go bananas over this playful, one-piece design that boasts whimsy and superior comfort this Halloween. It’s knitted from an ultra-plush fabric that’s hypoallergenic so your little monkey will stay warm and safe during the chilly nighttime. One-piece design includes jumpsuit with headpiece. Made from 100% polyester. Costume is yarn-dyed – fibers are treated individually with environmentally safe dyes before weaving to offer vibrant, lasting colors. Shoes not included. Size 0-6 months Hood Opening: 7.25" wide x 8.5" high Neck: 4.75" wide Chest Circumference: 10.5" Sleeve: 12.5" long Trunk: 16.5" long Inseam: 6" long