RRS ONE FIA 8856-2018 Bottoms – Entry-Level Fireproof Motorsport Base Layer

FIA Approved Racing Underwear Bottoms for Comfort, Protection & Performance

The RRS ONE FIA 8856-2018 Bottoms are designed for drivers and co-drivers who require reliable FIA-approved protection, comfort and moisture management at an accessible price point.

Fully homologated to FIA 8856-2018, these lightweight motorsport base layer bottoms provide essential fire-resistant protection while delivering a comfortable slim fit designed for use beneath a racing suit.

Ideal for Stage Rally, Circuit Racing, Rallycross, Hill Climb and other competitive motorsport disciplines, the RRS ONE Bottoms offer a practical combination of safety, comfort and performance for race day.

Key Features

• FIA 8856-2018 Approved – certified fire-resistant protection for motorsport competition.
• Slim fit design – follows the contours of the body for a secure, athletic fit.
• Excellent moisture management – helps absorb perspiration and maintain comfort during intense driving.
• Lightweight construction – reduces bulk beneath a race suit.
• Soft-touch fabric – provides comfort during long competition sessions.
• Fire-resistant material – designed to provide protection comparable to Nomex® materials.
• Flexible construction – allows unrestricted movement inside the cockpit.
• Available in black or white – choose the colour to suit your preference.

FIA 8856-2018 Fire Protection

The RRS ONE Bottoms are fully approved to FIA 8856-2018, the current FIA standard for fire-resistant motorsport clothing.

Designed to be worn as part of a complete FIA-approved safety system, they provide an additional protective layer between the driver and potential heat or flame exposure.

Comfort Designed for Competition

The slim-fit design provides a close, comfortable fit without restricting movement, allowing drivers to focus on performance during demanding race conditions.

The lightweight fabric construction helps manage moisture and temperature, making these bottoms suitable for long rally stages, race sessions and endurance events.

Suitable For

• Stage Rally
• Circuit Racing
• Rallycross
• Hill Climb
• Sprint Events
• Endurance Racing
• Rally Raid
• Off-Road Racing
• FIA Motorsport Competition

Technical Specification

What's in the Box?

• 1 x Pair of RRS ONE FIA 8856-2018 Bottoms

Frequently Asked Questions

Are the RRS ONE Bottoms FIA approved?

Yes. They are homologated to FIA 8856-2018 and suitable for FIA-regulated motorsport events.

Are they suitable for rallying?

Yes. They are ideal for Stage Rally, Rallycross, Rally Raid and other competitive motorsport disciplines.

What fit are the RRS ONE Bottoms?

They feature a slim fit design that follows the shape of the legs for a secure and comfortable feel beneath a race suit.

Do they help manage sweat?

Yes. The fabric is designed to absorb perspiration and improve comfort during high-intensity driving.

Are they fire resistant?

Yes. The material provides fire-resistant protection required under FIA 8856-2018 regulations.

Can synthetic underwear be worn underneath?

No. FIA regulations do not allow personal underwear made from synthetic materials beneath FIA race underwear. Personal underwear worn underneath should be made from 100% cotton.

What colours are available?

The RRS ONE Bottoms are available in black or white.