This is an "OA apron" made with material that cuts electromagnetic waves. • Color: Navy Recommended for those concerned about electromagnetic waves emitted from computer work and home appliances (such as IH cookers), pregnant women, and office workers. ■ Product Features (excerpt from the instruction manual) • High cutting performance: It has the ability to cut over 99% of electric field waves and over 95% of magnetic field waves in the frequency band of 100MHz to 1,000MHz. • Detachable shield: The shield on the back can be removed, so you can wash the apron itself in the washing machine, keeping it hygienic. • Design: Basic H-type, can be used by both men and women. • Material: Surface: 100% cotton / Back shield: 100% polyester Although it is a new, unused item, it has been stored at home. For those who understand. Thank you. #ElectromagneticWaveProtectionApron #OAApron #ElectromagneticWaveCut #Maternity #PregnantWomen #OfficeUniform #PCWork #IHcooker #ElectromagneticWaveCountermeasures #Unisex #Navy #NewUnused #Gift #PreparationForChildbirth #MaternitySupplies #ElectromagneticShield