• OLIVE GREEN MOHAIR AND LINEN MIX FLAT CAP
  • Grosvenor Olive Flat Cap

Grosvenor
Olive Mohair & Linen Flat Cap

Grosvenor Olive Flat Cap
Select size

Smart and understated, this flat cap looks and feels effortlessly cool.

This flat cap is perfect for the spring and summer seasons. This chic but understated cap has been reimagined as a contemporary flat cap style in a smart olive green made from a blend of mohair and linen to keep you cool in the warmer months. 

PRODUCT DETAILS

Measurements
  • Peak Length: 6.5 cm
  • Peak Width: 17 cm
Care

Steam from a household kettle and a soft bristle hat brush will help remove dust and dirt. Brush the hat using short strokes.

This hat is not designed to be worn in the rain. Should you get this style wet, it should be dried at room temperature, never on top of a radiator.

Linen hats and caps should not be stored in direct sunlight.

Materials

The Grosvenor Olive Flat Cap is crafted from 54% mohair and 46% linen from the UK and Ireland. It has a full, 100% cotton lining and is finished in the EU.

Styling & Fitting

The traditional flat cap silhouette is updated with a modern twist for a more flattering fit. This supremely dapper cap suits all styles and face shapes. We recommend you choose one size up.

How to measure your hat size.

Hat Size Chart

Men'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.

To find your perfect hat size, we suggest booking a virtual appointment for a consultation with one of our hatters here.

HAT CHARACTERISTICS

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

Style
Flat Cap
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.
Material
Mohair & Linen
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.
Shape
Narrow Shape
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.

PRODUCT STORIES

  • Longevity
    Learn more

    LONGEVITY


    Lock & Co. Hatters is the oldest hat shop in the world and the oldest shop in London. Our passion for hats is boundless and our knowledge unrivalled. For 350 years, Lock & Co. has worked with the finest felts, tweeds, cloth, and cashmere, sourced exclusively from around the world.
    Drawing on our unique British heritage and craftsmanship, we create both
    traditional and contemporary hat designs, with scrupulous attention to quality and fit. Our hat shop was established in 1676, making us the oldest hat shop in the world and the oldest shop in London. Every Lock & Co. hat purchased is carefully and expertly hand-prepared in our London shop by one of our Hatters, before it leaves through our famous green front door at No. 6, St James’s Street.

    For centuries, we have supplied some of history's best-known figures with hats, including Admiral Lord Nelson and Winston Churchill. We created the world's first bowler hat (known to hat aficionados as the 'coke'), and to this day our styles remain fresh, trusted and timeless. Royal Warrants attest to Lock & Co.'s commitment to hat quality that is trusted and respected; everything that
    you would come to expect from Lock & Co. – the home of hats since 1676.

  • How To Wear a Flat Cap
    How To Wear a Flat Cap
    Learn More
  • The 350 Caps
    The 350 Caps
    Learn More
  • History of Royal Ascot Fashion: 350 Years of Lock & Co. at Ascot
    History of Royal Ascot Fashion: 350 Years of Lock & Co. at Ascot
    Learn More
  • Celebrating 350 Years of Lock & Co.
    Celebrating 350 Years of Lock & Co.
    Learn More
Close

HOW TO
MEASURE HAT SIZE

STEP ONE

Place a tape measure around your head positioned mid-forehead and just above the ears.

STEP TWO

What size is my head? Take note of the measurements in centimetres or inches.

STEP THREE

What's my hat size? Use the hat sizing chart below to find what hat size you are.

Hat Sizing Chart