London's <a href="http://www.mrporter.com/Shop/Designers/Lock_and_Co_Hatters">Lock & Co Hatters</a> has an exceptional lineage which stretches back to its inception in 1676. This wool-felt flat cap in a refined dark navy is a first-rate example of the label's traditional aesthetic. Wear it on long country walks with a plaid scarf and fold down the fleece-lined ear flaps to shield yourself from the elements.}

Traditional Harris Tweed has genuine heritage appeal, and this flat cap from historic brand Lock & Co Hatters emphasises the fabric's classic design. In smart shades of grey, navy and red, this piece will make a deft addition to a considered city outfit. Designed exclusively for MR PORTER}

<a href="http://www.mrporter.com/Shop/Designers/Lock_and_Co_Hatters">Lock & Co Hatters</a> has been producing exemplary millinery since 1676. This plaid flat cap is woven from a blend of wool and cashmere, lending a typically luxurious edge to an exceptionally stylish piece. Designed exclusively for MR PORTER}

Italian brand Borsalino specialises in impeccable hats, and this summery flat cap embodies the brand's quality and flair. Crafted from lightweight striped linen in a subtle palette, it makes a distinguished warm-weather choice for the discerning gent.}

<a href="http://www.mrporter.com/Shop/Designers/Borsalino">Borsalino</a> has been dedicated to supreme Italian craftsmanship since 1857, and this black wool flat cap is an understated example of the brand's unerring sophistication. Wear it with a Donegal tweed blazer for an effortlessly distinguished look. }

Ribbed dotted hat in grey and green. Logo detail at foldup brim. Darts at crown.

Black straw hat with printed fluorescent green banding. Logo flag at single side. Tonal elasticized lining.

Wool_blend newsboy cap in grey. Black leather panel at back. Logo panel at lining. Tone on tone stitching.

Beige worker cap with printed and embroidered paint splatter detail in turquoise. yellow and navy. Silver tone logo rivets at sides. Logo patch at back logo_embossed slide buckle closure. Fluorescent yellow mesh lining. Tone on tone stitching.

Black worker cap with printed and embroidered paint splatter detail in turquoise. yellow and grey. Silver tone logo rivets at sides. Logo patch at back logo_embossed slide buckle closure. Fluorescent yellow mesh lining. Tone on tone stitching.

Beige baseball cap with logo embroidered patch at front. Embroidered eyelet vents at crown. Logo embossed slide buckle closure with red embroidery print at back. Curved distressed brim. Tone on tone stitching.

Solid twill baseball cap in navy. Red. yellow. navy and white embroidered logo patches at front. Tonal embroidered eyelet vents at crown. White logo embroidery at back. Slide buckle closure. Tone on tone stitching.

Maroon baseball cap with logo embroidered patch at front. Embroidered eyelet vents at crown. Logo embossed slide buckle closure at back. Curved distressed brim. Tone on tone stitching.

White worker cap with embroidered logo in navy at front. Logo hardware and rubber print at logo_embossed back slide buckle closure. Tone on tone stitching.

Indigo worker cap with embroidered logo in white at front. Logo hardware and rubber print at logo_embossed back slide buckle closure. Tone on tone stitching.

Fitted black wool baseball cap with with raised embroidered skull at front. Embroidered logo at back. Tonal embroidered mini vents at crown. New Era 59Fifty logo sticker at brim. Tonal logo embroidery at side.

Solid twill baseball cap in black. Silver and black logo embroidery at front. Tonal embroidered eyelet vents at crown. Tonal interior elasticized knit banding. Tone on tone stitching.

Solid twill baseball cap in stone grey. Silver and black logo embroidery at front. Tonal embroidered eyelet vents at crown. Interior elasticized knit banding in black. Tone on tone stitching.

Brown and grey nylon baseball cap with Jeanne Lanvin J and parrot embroidery at front and brim. Mesh back. Slide buckle closure. Tone on tone stitching.

Black and navy nylon baseball cap with Jeanne Lanvin J and parrot embroidery at front and brim. Mesh back. Slide buckle closure. Tone on tone stitching.

Solid twill baseball cap in white. Logo patch at front. Tonal embroidered eyelet vents at crown. Signature striped slide buckle closure.

Khaki straw trilby hat with grey. blue and green grosgrain ribbon and canvas banding. Silver tone logo tag at side.

Coated black twill fedora with tonal fabric outside band and tonal grosgrain ribbon sweatband. Lined. Tone on tone stitching.

Woven straw pork pie hat in black. Grey banding.

Woven natural straw fedora. Blue and white striped banding.

Woven grey straw fedora. Black banding.

Wool_blend knit hat in charcoal. Ribbed hem.

Designed by <a href="http://www.mrporter.com/Shop/Designers/Paul_Smith_Shoes_and_Accessories">Paul Smith</a> and crafted by historic English hat maker Christys', this trilby provides an authentic dose of British style. It's woven from straw and features a lightweight lining, making it a superb addition to your most stylish summer ensembles.}

Cotton zip up sweatshirt in grey melange with navy long sleeves. Side seam pockets. Ribbed sleeve cuffs. Asymmetrical hem. Tone on tone stitching.

Long sleeve hooded zip up in charcoal. Ribbed hood. collar and front panel. Off center exposed zip front with textured trim. Exposed zip pockets at side. Angled back paneling. Stitch detail and satin panel at sleeves. Exposed zip cuffs. Logo print at hem.

Long sleeve zip sweater in black with red and cream contrast. Drawstring at ribbed standup collar. Distressed patch outline at elbows. Ribbed sleeve cuffs. Leather logo patch at ribbed hem.

Long sleeve wool knit cardigan in milk and dark navy. Funnel neck with half button and hidden half zip closure. Denim cotton contrast at placket and elbows. Canvas logo patch at hip and back collar. Logo appliqu at sleeve. Ribbed cuffs and hem. Tone on tone stitching.

Long sleeve nylon zipup in white. Tonal grosgrain ribbon trim at shoulders. Logo appliqu in black and red at chest. Welt pockets at waist. Signature logo patch at side hem. Ribbed standup collar. side panels. sleeve cuffs and hem. Tone on tone stitching.

Long sleeve nylon zipup in black. Tonal grosgrain ribbon trim at shoulders. Logo appliqu in white and red at chest. Welt pockets at waist. Signature logo patch at side hem. Ribbed standup collar. side panels. sleeve cuffs and hem. Tone on tone stitching.

Long sleeve zip up sweatshirt in dark navy. Ribbed knit shawl collar. Off center exposed front zip with hidden press studs at top and bottom placket. Black logo embroidery at chest. Button patch pockets at waist. Ribbed knit sleeve cuffs and hem. Lining at collar. Tone on tone stitching.

Long sleeve zip up in black with white trim. Ribbed collar. sleeve cuffs and hem. Logo detail at chest. hem. side and back. Exposed zip pockets at sides. Grey eyelets at underarms. Press stud and tonal canvas tab detail at single sleeve cuff. Tone on tone stitching.