ATOBARRIER 365 BUBBLE CLEANSER 150ml, AESTURAPRODUCT INFORMATION Mild with a slightly acidic pH, a low irritation touchless cleanser that is gentle on the skin until the moment it touches it. Atobarrier365 Bubble Cleanser balances the pH of the skin with a weakly acidic pH that is most comfortable for the skin, and prevents the sensitive skin condition that comes with the tightness after washing the face.