Key benefitssuper stylish looks combined with healthy graduated compression the moderate graduated compression of 18 21mmhg in these chic maternity tights improves your circulation to keep your ankles free from swelling and your legs healthy throughout your pregnancy this also helps treat spider and varicose veins the comfort waistband and soft control top expand with your growing tummy providing luxurious built in supportthe sophisticated opaque fabric looks fabulous with casual skirts and