The size runs small so we recommend going one size up (e.g. 'large' size chest up to 40").

Indulge in your love for cookies with the playful OppoSuits Cookie Monster Onesie! Made from cozy, soft fabric, it's perfect for lounging and binge-watching Sesame Street. With roomy pockets for snacks and a hood featuring 3D eyes, your inner Cookie Monster can roam free one bite at a time!

Fabric: 100% polyester.

Washing instructions: Do not tumble dry, Machine Washable, Do not bleach.