Motorbike Base Layers & Underwear

Motorcycle base layers and underwear is essential to keep riders comfortable and protected all year round. In harsh winds and bad weather, the extra layer of motorcycle underwear not only provides more protection but also extra warmth and comfort. MSG offers a fantastic collection of high-quality motorcycle base layers for riders. Motorcycle underwear is not just for winter, however, as it is developed from lightweight, breathable fabric, riders are able to stay cool in the summer and warm in the colder months. From balaclavas to thermal pants, you can find a wide range of motorcycle base layers, from big name brands including Alpinestars, Merlin, Oxford and more. 

For more guidance on finding the best motorcycle underwear for you, our team of experts are always on hand to help. Shop the full range below and receive free UK delivery.

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Showing 11 results
Knox Cold Killers Ladies Sport Warm Top V15 - Black
-37%
In stock
Out stock

SKU: KNOXXL

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

The Knox Ladies Sport Top is the ideal soft shell jacket with an active lifestyle. A high performance windproof, breathable and water repellent mid layer garment. Designed for active lifestyles. The Ladies Sport Top mixes stretch soft shell with a...

£62.99£39.99
Knox Cold Killers Under Trousers Base Layer - Black
In stock
Out stock

SKU: 2011026010060

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Cold Killers Sport Pants Description: The Sport Pant is now the perfect thermal under trouser with warmth and breathability exactly where you need it. A slim but relaxed style with a breathable back for periods of activity. Works on the...

£49.99
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Knox Darcy Ladies Short Sleeve Base Layer - Grey
In stock
Out stock

SKU: 803509012044

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Perfect style and performance throughout the year. The Darcy short sleeve T Shirt for ladies works perfectly on the bike and across other active sports. A light grey marl body and comfortable soft comfortable neck line. Effortless design, excellent handle...

£49.99
Knox Darcy Ladies Short Sleeve Motorcycle BaseLayer - Grey
-11%
In stock
Out stock

SKU: 1012872020010

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Perfect style and performance throughout the yearThe Darcy short sleeve T Shirt for ladies works perfectly on the bike and across other active sports.A light grey marl body and comfortable soft comfortable neck line.Effortless design, excellent handle and drape to...

£49.99£44.99
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Knox Dry Inside Clara Ladies Long Sleeve Base Layer Shirt - Grey
In stock
Out stock

SKU: 1012866020010

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Features Fast "one way" wicking and drying Non cling, fine fabric Super soft seam construction Efficient temperature regulation Breathable Naturally odour resistant High tensile strength Natural elasticity keeps garments in good shape Easy care and washing with stain resistance High...

£54.99
Knox Dry Inside Joseph Base Layer Shirt - Black
In stock
Out stock

SKU: aec5e4fe-24fa-4426-a4af-6cfe8bfe4969-1

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Features Fast one way wicking and drying Breathable non-cling fine fabric Super soft seam construction Efficient Temperature regulation Naturally odour resistant High tensile strength Natural elasticity keeps garments in good shape Easy care and washing with stain resistance High UV...

£49.99
S
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L
XL
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Knox Jacob Long Sleeve Base layer - Black
In stock
Out stock

SKU: 1012962020020

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Features Fast one way wicking and drying Breathable non-cling fine fabric Super soft seam construction Efficient Temperature regulation Naturally odour resistant High tensile strength Natural elasticity keeps garments in good shape Easy care and washing with stain resistance High UV...

£54.99
Knox Jamie Base layer Trousers - Black
In stock
Out stock

SKU: 1012864010070

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Features Fast one way wicking and drying Breathable non-cling fine fabric Super soft seam construction Efficient Temperature regulation Naturally odour resistant High tensile strength Natural elasticity keeps garments in good shape Easy care and washing with stain resistance High UV...

£39.99
Knox Men's Cold Killers Thermal Windproof Top - Black
In stock
Out stock

SKU: knox-ckt1

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Cold Killers Men's Sport Top Description: Fitted, windproof and breathable - ideal for wearing under leathers! We've taken the previous award winning garment and changed it to make it better. The Men's Sport Top is now the perfect jacket for...

£59.99
Knox Mens Jack Short Sleeve Multi-Sport Merino Perform Wool Baselayer - Light Grey
-21%
In stock
Out stock

SKU: 803509011795

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Perfect style and performance throughout the year. The Jack short sleeve T Shirt performs works perfectly on the bike and across other active sports. A light grey marl body with contrasting black pocket with soft velour tape around the pocket...

£49.99£39.99
Knox Mia Long Sleeve Dual Active BaseLayer Top for Women - Grey
In stock
Out stock

SKU: 1012893023600

AVAILABILITY: Available Online

Product Type: Base Layers & Underwear

Brand: Knox

Knox Mia Long Sleeve Dual Active BaseLayer Top for Women - Grey The Mia is a ladies long sleeve base layer top and is part of the Knox Dry Inside Dual Active Base Layer Collection. It is a sports fit...

£39.99


Thermal base layers are essential for riding in colder conditions. They provide protection against bitter winds and the breathable fabric helps to keep you warm without overheating, so you can enjoy the roads in comfort.

We can kit you out from head to toe with our range of products from balaclavas to boot liners. With only the best brands on offer, you will be set to take on winter feeling warm, comfortable and protected.

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