These classic bikini panties feature a lace trimming below the waistband and provide full back coverage for everyday wear. They come with a soft cotton gusset lining for maximum comfort. Available in multiple colors. General sizing guide corresponding to us pant size: small 0-2 medium 4-6 large 8-10 x-large 12-14 . Made of 92% cotton 8% spandex. Machine wash in lingerie laundry bag line dry. For better results hand wash.