Biodegradable floral lace and bio-based satin panels Four-piece front panel Satin binding details throughout Decorative picot elastic trims Ruched satin waistband Skinny satin bow to centre-front Satin outer gusset with cotton lining The Harmony Thong, in a soft buttercup-yellow shade, uses sustainable lace and satin panels to give your lingerie drawer a fresh new start.