* Oversized and dramatic shapes: Treacy's hats are often large and eye-catching, with bold and unusual silhouettes.
* Intricate details: He uses a wide variety of materials and techniques to create intricate embellishments, such as feathers, flowers, and even fabric manipulation.
* Unusual materials: Treacy has incorporated materials like wire, metal, and even plastic into his hat designs.
* Bold colors: His hats are often brightly colored or feature contrasting textures, adding to their visual impact.
His work has been seen on the heads of celebrities and royalty, including Princess Beatrice and Lady Gaga, and is considered highly collectible.