Bikini by Oysho Halterneck style Sweetheart neckline Matching frill trim Tie fastening to the reverse ABOUT OYSHO Oysho's lingerie, beach and swimwear lines channel a fashion-led philosophy that's young and fun. Lingerie sets keep you pretty on the inside, soft printed loungewear is perfect for kicking back and swimwear goes stellar with bold, punchy prints.. Fabric 1: 85% Polyamide, 15% Elastane, Filling: 100% Polyurethane, Lining: 88% Polyester, 12% Elastane.. Hand wash only.