Our underwear for Beauty is made of a micro material that makes it comfortable to wear. The fit is adapted to follow the body in motion. The garment has no seamsand it's glued to the edges,for maximum comfort. The underwear is packed in a small plastic bag with zip. Perfect for storage in your training bag. Keep in mind that rinse aid and temperature over 30 degrees machine wash can cause the glued seams to loosen. Composition:Main Fabrice: 85% Micro polyamide 15% Elastane Special washing instruction Gentle washing 30 degrees. NO EXCHANGES OR RETURNS ON UNDERWEAR!