Serein Serein William Teffaut SEREIN Kahverengi Bikini Set Sierbloem set van 3 Lac Serein 25269 30 1. Serein Set Set a two piece flowy design crafted from silky, lightweight fabric that drapes like a dream. Featuring a relaxed cape style top with an asymmetrical cut and wide leg trousers, this set redefines modest chic with a modern twist. Perfect for Ramadan evenings, Eid gatherings, or sophisticated daily wear. Designed to flatter all body types with comfort and grace.