Bikini briefs by Nike, Stretch swim fabric, Convertible waistband, Can be worn turned up or down, Brief cut, Hand wash, 92% Polyester, 8% Spandex, Our model wears a UK S/EU S/US XS. Nike dominates the sportswear industry with a fresh, stylish approach to casual apparel. Super cool trainers and hi-tops lead the bold collection of footwear. Fashion-led collections reference directional detailing, with a punchy, modern colour palette taking centre stage, while comfort and durability remain at the brand's core.