Portwest B121 Thermal Leggings

From £6.70 Excl. VAT

  • Comfortable, warm long sleeved thermal leggings.
  • Elasticated waist and cuffed hems for a comfortable fit.
  • Polycotton fabric (50% polyester, 50% cotton 200g).
  • Wicking fabric draws moisture away from the body.
  • Machine washable up to 40ºC.
UOM: 1 x pair of thermal leggings. SKU: B121 Categories: , Tags: , , , , Manufacturer Website: www.portwest.com


Portwest B121 Thermal Leggings are designed to provide an extra layer of warmth in cold weather.  Ideal for wearing as a thermal undergarment under work clothes.  Pair with the Portwest B123 Thermal Long Sleeved T-Shirt (sold separately).

The B121 thermal long johns are made from soft Baselayer polycotton fabric (50% polyester, 50% cotton, 200g), with an elasticated hem and cuffs for a comfortable fit.  This fabric is breathable, wicking moisture away from the body so it will keep you cool and dry while working.  Easy to care for and machine washable up to 40ºC.

The Portwest B121 Thermal Leggings are available now from Safety Supplies in a range of colours and sizes.  Call our friendly team today for further details and expert advice on all of your thermal workwear and PPE needs.


Below are related product data sheets, click to download and view a datasheet.

Additional information



Navy Blue, Black, Grey, White


Small, Medium, Large, X Large, XX Large, XXX Large

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