Feather 4 Arrow Coastline Triangle Top Bikini Set. The Feather 4 Arrow Coastline Triangle Top Bikini Set brings sweet, beach-ready style with delicate embroidered trim along the triangle top’s edges and straps. The top is lined for comfort and includes removable pads for adaptable coverage. Matching full-coverage bottoms feature the same charming embroidered detail and are fully lined for a smooth, secure fit. It’s a playful, coordinated set perfect for sunny days by the water. 78% Recycled Polyester 22% Elastane. Lining: 100% Polyester. Machine wash. Imported.