Size 34 / women's size small SM s The life guard store 91% Polyester/9% Spandex, lining: 100% Polyester. Comfort you expect in quality swimwear Improved long-lasting fit, UPF 50+ sun protection. Lasts 5-10 times longer than ordinary Poly/Spandex Our technology gives durable protection against the degradation that can result from sunscreen, chlorine, salt, heat and body oils. Flat-locked seams, seams lay flatter and closer to the body. Comfortable fit, won't chafe against skin. Long-lasting color retention Bin 13