Fisch's bikini briefs are made from ECONYL® which is the result of rescued waste from landfills and oceans around the world - think fishing nets, nylon scraps and industrial plastic. It goes through a steady purification process before being remade into a premium yarn. This 'Mahogany' fabric is blended with stretch to ensure that you can comfortably take dips in the pool or sea. This product Reduces Waste. Find out more about NET SUSTAIN here. -- Brown stretch-ECONYL® - Ties at sides - Lined at base - 65% ECONYL®, 35% elastane; lining: 73% nylon, 27% elastane - 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 - Designer color: Mahogany - Made in Italy