Portwest Thermal Trousers B121

Portwest B121 Thermal Trousers

When working in cold conditions, staying warm without compromising on comfort is essential. The Portwest B121 thermal trousers create an effective heat layer around your lower body, making them an excellent base layer choice for outdoor and indoor work environments. Crafted from a blend of polyester and cotton, these thermal trousers feature a knitted construction that traps warmth whilst managing moisture efficiently. The elasticated waistband and fitted ankle cuffs deliver a secure, comfortable fit that stays in place throughout your working day, whether worn as a standalone base layer or underneath standard workwear during colder months.

Key Features

• Moisture-wicking properties keep you dry and comfortable
• Knitted construction traps body heat effectively
• Elasticated waistband for secure, adjustable fit
• Fitted ankle cuffs prevent heat loss

Recommendations from our Unishore Expert

These thermal trousers work brilliantly as part of a layering system when temperatures drop. The blend of polyester and cotton provides an ideal balance between heat retention and breathability, preventing that clammy feeling you sometimes get with inferior thermal wear. We'd recommend pairing these with your regular work trousers during winter months or as a standalone base layer for roles requiring extended exposure to cold environments. The knitted fabric offers gentle stretch and flexibility, so movement isn't restricted even in the tightest fits.

Product Features

• Material - 50% polyester, 50% cotton, 200 g/m²
• Ankle Cuff - Knitted fitted cuff
• Waistband - Elasticated
• Article Number - B121

Standards and Safety

• Meets strict performance standards for thermal base layer clothing