SlimCera Slim Cera Beauty Roller With Instruction Manual 99.999% Purity Germanium-Infused Plate Handmade Finish, Made in Japan Just roll on your face and body for about 3 minutes, to the point where it feels comfortable. Can be used in the bath. Used several times. Disinfected with alcohol. The main body is clean, but the metal on the magnet part of the case that can be attached to the roller has discolored. The box and bag have been discarded. #SlimCera #SlimCera #BeautyRoller #FacialRoller #InfraredCeramic #Germanium #MadeInJapan