Gyeon Car Shampoo Q2M Bathe+ World's 1st SiO2 Shampoo with Hydrophobicity 1000ml with Pump Dispenser. Gyeon Q²M Bathe+. Q²M Bathe+ is the world’s first pH neutral shampoo containing SiO₂. Even a quick wash leaves a strong hydrophobic layer, repelling water, dirt and deferring the need for a next wash.
