There are top hats – and then there are Lock's top hats. Shop Top Hats

Eaton Trilby

The Eaton trilby is a beautiful 1940s inspired hat, featuring a flattering up-turned angled brim.

Handmade from butter-soft velour felt in our London atelier, the trilby is trimmed with a lustrous matching ribbon.

Eaton Trilby
Bottle Green
1 left -



The hat measures 31 cm front to back and 33 cm left to right with an 8 cm brim and 10 cm tall crown


Couture hats are best stored in a hat box, away from direct sunlight.


Handmade from butter-soft velour felt.

Styling & Fitting

The trilby fastens to the head with an adjustable elastic at the nape of the neck.

Please note that all couture pieces come with a complementary Lock & Co. hat box.

How to measure your hat size. Read More

Hat Size Chart

Women's Hat Styling

Every Lock & Co. hat purchased is carefully and expertly hand-prepared in our London shop by one of our Hatters, before being whisked out of our famous green front door.

If you would like to speak with one of our Stylists, please email us at or use our contact form and one of our team will contact you.


At Lock & Co., we sell the finest hats and caps. To achieve this, we pay particular attention to specific hat characteristics - style, fit, durability, and materials. We share these characteristics with you for each hat to help you decide on the perfect choice.

Find Your Size and Style

At Lock & Co. we offer a wide selection of styles of hats. What defines a hat style is its form: overall shape, height/shape of the crown, width of the brim, and material type. These define a style e.g., Fedora, Trilby, Panama, Cloche, Tweed cap etc.
Velour Felt
Lock & Co. hats are made of the finest quality material. These can range from exclusive Escorial wool, Scottish Tweed, and cashmere to Toquilla straw for our Panama hat.
Standard Brim
Different styles of hats have different shapes to them, including classic, fuller, narrow, and standard fits, or with an oversized or a wide brim or sporting a particular shape - bell, birdcage, etc.
Elastic Fastening
Every part of a hat has its purpose. Discover the features or aesthetic of each hat and how it will specifically enhance your hat-wearing experience.