Step into the whimsical world of Dr. Seuss™ with our officially licensed 2025 costume collection. Our adult Grinch costumes capture every mischievous detail from the iconic holiday story, perfect for Christmas parties or Halloween events. Pair them with our Cat in the Hat bow tie and hat accessory kits for complete book-character transformations ideal for school events, library celebrations, or Read Across America Day. Discover high-quality polyester costumes designed for durability and comfort, featuring screen-accurate designs from classic Seuss stories. These outfits double as festive ugly sweaters during winter gatherings or themed birthday parties. As a trusted source for licensed costumes since 1932, we ensure authentic details that bring beloved characters to life while meeting strict safety standards. Our Dr. Seuss™ collection offers versatile options for multiple occasions - from last-minute Halloween needs to coordinated family Christmas photoshoots. With sizes designed specifically for adults and 1-day US shipping available, you'll be ready to ""steal Christmas"" or host a Lorax-themed event with confidence. Every purchase is backed by our 110% price match guarantee and 100% satisfaction promise for worry-free fun.