Anti-Radiation Protective Shield Maternity Tank Vest Dresses Pregnant 8968061 25% metal (non-lead metal) fiber, 55% cotton,20% polyester The fabric provides 30-35 dB RF radiation attenuation from 10 MHz to 3 GHz and beyond Wear this dress top to reduce the risks of everyday radiation for your unborn child, it blocks excess RF radiation but not for fully blocking cell phone signals purpose Fashionableable, comfortable and safe on skin Maternity sizes: 44 inches (112 cm) at chest; 54" (138 cm) at hem and 29 inches (73 cm) long; Color: Pink Care, hand wash, air dry, do not bleach, do not dry clean