The Sparco RW-4 Long Johns are part of Sparco’s 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: Soft-touch flame-retardant fabric – Comfortable against the skin while providing effective heat and fire protection. Relaxed, regular fit – Designed for improved comfort and ease of movement under racewear. High thermal protection – Helps shield against heat exposure in competitive environments. FIA 8856-2018 approved – Certified for use in FIA-regulated motorsport events. Sizes: S: 27″–31″ waist (68–78cm) M: 31″–34″ waist (78–86cm) L: 34″–36″ waist (86–91cm) XL: 36″–38″ waist (91–96cm) XXL: 38″–41″ waist (96–104cm) XXXL: 41″–43″ waist (104–109cm) A solid choice for drivers seeking FIA-approved protection with a comfortable, less restrictive fit. Underwear is subject to special order conditions and non-returnable due to hygiene.
