Peony's seersucker bikini briefs are made from REPREVE® - a fiber generated from recycled materials - and blended with stretch for comfort. They have a comfortable mid-rise shape with ruched straps. Complete the set with the matching top. This product Reduces Waste. Find out more about NET SUSTAIN here. - Blue stretch-REPREVE® seersucker - Lined at base - 97% REPREVE®, 3% elastane; lining: 90% REPREVE®, 10% elastane - Hand wash - Designer color: Victorian Blue - Lotion, sunscreen, oil and chlorine can cause discoloration of this item; this is not a manufacturing defect. Please follow care instructions to keep your swimwear in the best condition