Heidi Klein's reversible bikini top is part of the brand's new 'BB' collection that focuses on minimal, simplistic design. Made from navy and white anti-perspirant fabric, this open-back style is boned along the sides and fitted with internal power mesh for extra support and coverage. Pair yours with the matching briefs. Wear it with: Le Specs Sunglasses. -- Navy and white stretch-polyamide - Slips on - 72% polyamide, 28% elastane - Hand wash -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 Small to size. See Size & Fit notes.