Home Beauty Pevonia Myoxy-Caviar Mask, 6.8 Ounce by Pevonia. $145.50. Salon size 6.8 ounce. Helps to reduce appearance of facial expression lines and wrinkles. Repairs and leaves skin radiant. Myoxy-caviar mask is an anti-ageing mask treatment to improve the appearance of skin, increase circulation and repair tissues and elasticity.