<p>Make baby’s first Halloween a mischievous one with this The Grinch™ costume. The colorful design is crafted from super-soft material and features 10 snap closures for a secure fit.</p> <h4>DETAILS THAT MATTER</h4> <ul> <li>This stunning costume was created with attention to every tiny detail so it's realistic and fun to wear.</li> <li>Costume is made of 100% yarn-dyed polyester softboa knit.</li> <li>Onesie features 10 metal snaps.</li> <li>Trim is made of 100% polyester long pile fur.</li> <li>Fill is made of 100% polyester fiber.</li> <li>Our costume is finished in garment-quality stitching and construction so it can be handed down to siblings and worn for years to come.</li> <li>Costume is yarn-dyed – Fibers are treated individually with environmentally safe dyes before weaving to offer vibrant, lasting colors.</li> <li>Undergarments are not included.</li> </ul> <h4>KEY PRODUCT POINTS</h4> <ul> <li>Pottery Barn Kids exclusive.</li> <li>Sizes 0-6 months, 6-12 months and 12-24 months.</li> <li>See <a title="Link opens in a new window" rel="{'name' : 'sizePopup', 'dim': {'width': 460, 'height': 640}}" class="popup" href="/popup/customer-service/misc/size-chart-halloween.html">size chart</a>.</li> <li>Spot clean.</li> <li>Imported.</li> </ul> <h4>THIS SET INCLUDES</h4> <ul> <li>2-piece design included: 1 onesie and 1 headpiece.</li> </ul> <p>™ & © 2025 Dr. Seuss Enterprises, L.P. All Rights Reserved.</p>