O'Neill Kids - Margot Knot One-Piece (Little Kids/Big Kids). Color Slate. Low Stock. On sale for $16.50. MSRP $55.00.. Add to favorites. 0 people have favorited this9 left in stockBrand NameO'Neill KidsProduct NameMargot Knot One-Piece (Little Kids/Big Kids)ColorSlatePrice$16.50MSRP: $55.00