The Sparco RW-4 Long Johns are part of Sparcoโs RW-4 race underwear range, designed with a more relaxed cut for everyday race comfort. Made from a soft-touch, flame-retardant fabric, they deliver dependable heat and fire protection while offering a regular, easy-wearing fit ideal for long sessions in the car.
Key Features:
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Soft-touch flame-retardant fabric โ Comfortable against the skin while providing effective heat and fire protection.
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Relaxed, regular fit โ Designed for improved comfort and ease of movement under racewear.
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High thermal protection โ Helps shield against heat exposure in competitive environments.
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FIA 8856-2018 approved โ Certified for use in FIA-regulated motorsport events.
Sizes:
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S: 27″โ31″ waist (68โ78cm)
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M: 31″โ34″ waist (78โ86cm)
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L: 34″โ36″ waist (86โ91cm)
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XL: 36″โ38″ waist (91โ96cm)
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XXL: 38″โ41″ waist (96โ104cm)
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XXXL: 41″โ43″ waist (104โ109cm)
A solid choice for drivers seeking FIA-approved protection with a comfortable, less restrictive fit.




