Details, Size & Fit. Recommended for swimming. Speedo's Endurance+ 8cm Briefshave been designed for training and regular pool use. Made from Endurance™, an exclusive Speedofabric designed to endure wear and tear, The y are 100% chlorine-resistant to prevent fading and snagging. The red briefs also feature 4-way stretch technology for added softness and comfort. Endurance+ performance swimwear fabric Bright red Front lined 8cm side Elasticised waist Internal drawstring.Rinse immediately after use in cold water. fabric / material: NA.Materials: 50% Polyester 50% Polybutylene.SKU: SP265SA76HQD.