Base Layer Jammer 500 - Black


Our team of designers has developed a base layer that is perfectly suited to surfing, for sessions lasting up to 2H.

Reduces irritation under boardshorts, especially when caused by the seams of the boardshorts rubbing against the board or contact with wax. The component ensures a good fit during practice

Color: BLACK
Size: size guide


Product benefits

Reduced chafing

Reduced chafing

This base layer reduces irritation under boardshorts. Long cut.



Elasticated waistband keeps the product firmly in place on the body

Technical information


This product must be worn under a pair of shorts or boardshorts. It must not be used on its own in the water as there is a chance it may come off in the waves.
Sandproof with a slim fit

Sandproof component

The component of these boxers allows the evacuation of grains of sand, thanks to its special mesh.
This contributes to the non-irritant effect of these under-shorts.

Colour choice

Available in one colour: black

Size grid

Available in EU sizes 38, 40, 42, 44, 46, 48

What is the OLAIAN brand?

Based in Hendaye, in South West France, OLAIAN is Decathlon's surfing brand. In our offices at the water's edge, we can design a pair of boardshorts and then on the same day go surfing and test them to check that they stay in place in the waves, are comfortable and durable.
Find us at


2 years

Product concept & technology

Product Composition

Main fabric 80% Polyamide, 20% Elasthane Elastic band 45% Polyamide, 38% Polyester, 17% Rubber - Natural Rubber - Latex


Keep away from heat sources

User Directions

Do not use it on its own without shorts.


All of our products are tested in real usage conditions

Maintenance advice

Machine wash - 30° max - normal

Machine wash - 30° max - normal

Do not bleach

Do not bleach

Do not tumble dry

Do not tumble dry

Do not iron

Do not iron

Do not dry-clean

Do not dry-clean

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