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BackUnderwear & baselayers

Women’s Polyester Base Layer Shirts & Tops

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33 items
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Navy long-sleeve performance shirt featuring a fitted design, raglan sleeves, and a smooth texture. Columbia logo on the chest.
  • -11%

ColumbiaMIDWEIGHT STRETCH LONG SLEEVE TOP - Undershirt - nocturnal

(16)

£40.00 £44.99

Black long-sleeve top made of lightweight fabric, featuring a round neckline and a discreet logo on the left chest. Matched with gray leggings.

ODLOCREW NECK ACTIVE WARM - Undershirt - black

(48)

£44.99

Long-sleeve athletic top in black fabric, featuring a rounded neckline and light seam detailing. Paired with black leggings for a cohesive look.
  • -11%

Peak PerformanceSPIRIT CREW - Undershirt - black

£58.00 £64.99

Long-sleeve athletic top featuring a black body with mint green sleeves, large floral design in mint, and text "LET YOUR SPIRIT SOAR" below.
  • New

BurtonUndershirt - black/sage

£79.99

Navy long-sleeve athletic top with a high collar, pink zipper, and blue accents on the sleeves and sides; crafted from moisture-wicking material.
  • New

Kari TraaALMA - Undershirt - dark navy blue

£69.99

Long-sleeve athletic top in light purple with a tie-dye pattern, made from a textured, moisture-wicking fabric; features a round neckline.
  • -11%

ColumbiaOMNI HEAT INFINITY CREW - Undershirt - shale purple/snowflight

£49.00 £54.99

Protective layersWinter’s not a season, it’s a setting

The collection that doesn’t just shield you from the city – it makes you part of it.

Discover now
Two individuals stand at a subway station. One is wearing a camouflage vest over a grey hoodie, while the other has a colour-blocked jacket in grey and yellow.
White long-sleeve top with colorful tie-dye patterned sleeves. Features a round neckline and a logo accent at the hem. Soft, stretchy fabric.
  • New

BurtonUndershirt - white/multi-coloured

£79.99

Navy long-sleeve top features a high collar, floral-patterned accents on sleeves, and a small logo on the chest, made from smooth, stretchy material.
  • -11%

Calvin Klein GolfHALSEY BASELAYER - Undershirt - navy

£49.00 £54.99

adidas Sportswear Undershirt - carbon grey six

adidas SportswearUndershirt - carbon grey six

(4)

£39.95

Long-sleeve athletic top in pink and red, with a zip neck, contrasting sleeves, and thumbholes. Made of lightweight, breathable fabric.
  • New

Kari TraaALMA - Undershirt - bright pink

£69.99

Black short-sleeve athletic shirt made of breathable mesh fabric. Features a round neckline and a subtle logo on the upper left.

ODLOCREW NECK ACTIVE DRY LIGHT - Undershirt - schwarz

(4)

£39.99

Columbia OMNI HEAT INFINITY CREW - Undershirt - everblue/snowflight
  • -11%

ColumbiaOMNI HEAT INFINITY CREW - Undershirt - everblue/snowflight

£49.00 £54.99

Long-sleeve, gray top with a fitted design, made from a smooth, stretchy fabric. Features a small red logo on the chest.
  • -10%

CastelliMEDIO BASE LAYER LONG SLEEVE - Undershirt - melange gray

£72.00 £79.99

Black turtleneck long-sleeve top with a fitted design, made from a smooth material, featuring raglan sleeves and minimal detailing.
  • New

Peak PerformanceMAGIC ROLLNECK - Undershirt - black

£89.99

Long-sleeve black mesh top with a scoop neck, fitted design, and textured surface, featuring a subtle logo tag near the neckline.
  • New

RaphaWOMENS LIGHTWEIGHT BASE LAYER LONG SLEEVE - Undershirt - black

£64.99

White long-sleeve mesh top with a round neckline, featuring a textured pattern and a slim fit, layered over a basic white tank.
  • New

RaphaWOMENS LIGHTWEIGHT BASE LAYER LONG SLEEVE - Undershirt - white

£64.99

Woman with short dark hair wearing a fitted black long-sleeve shirt and black pants, standing against a plain light background.

OakleySPRUCE BASE LAYER - Undershirt - blackout

£109.99

Black long-sleeve top with a high collar, featuring a geometric pattern in white, zippered front, and fitted design.

Kari TraaLEKKER - Undershirt - black

£89.99

Long-sleeve, high-neck top in metallic grey fabric with a zippered collar. Features textured, shimmering finish and contrasting seams.
  • -11%

ODLOTURTLE NECK HALF ZIP PERFORMANCE WARM - Undershirt - black

£76.00 £84.99

Long-sleeve athletic top in dark gray with a textured pattern, featuring a round neckline and a small logo on the chest.
  • New

ODLOCREW NECK PERFORMANCE WARM - Undershirt - black

(1)

£79.99

Beige long-sleeve athletic shirt with a round neck, seamless sides, and a subtle logo on the chest. Soft, lightweight fabric with a smooth texture.
  • New

NorrønaFALKETIND EQUALISERULL LONG SLEEVE - Undershirt - beige

£89.99

Black long-sleeve shirt made of lightweight material, featuring a round neck, slim fit, and subtle logo detail on the chest.
  • New

Peak PerformanceMAGIC CREW - Undershirt - black

£79.99

Black long-sleeve top with a high collar, featuring a textured fabric, fitted design, and raglan sleeves for ease of movement.
  • New

RaphaWOMENS THERMAL BASE LAYER - Undershirt - black

£89.99

Long-sleeve top in a multicolor tie-dye pattern with blue, brown, and tan. Features a crew neckline and smooth, stretchy material.
  • -10%

Peak PerformanceSPIRIT CREW - Undershirt - frosty haze

£63.00 £69.99

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