FullSandalHarnessis perfect for and provide support in high activities (swimming, speed walking, roller coaster rides, etc.). This harness offers support across the upper mid foot and back of ankles. Straps hold the harness secure to flip flop and foot. Sold in set of two/pair. Stretchable, washable and gold is tarnish resistant. Fits sandal straps up to 1.5 inches in width. Patent Pending.