The product you are asking about is the CeraVe Acne Control Cleanser (also often marketed as CeraVe Blemish Control Cleanser in some regions).1 The $\text{236 mL}$ (or $\text{237 mL}$) size is the standard full-size bottle.The "CH" in your query is likely a regional or distributor code.Here is a summary of the key information about this product:Product OverviewFeatureDetailsNameCeraVe Acne Control Cleanser (or Blemish Control Cleanser)Size$\text{236 mL}$ / $\text{237 mL}$ / $\text{8 Fl Oz}$Target SkinAcne-prone, oily, and combination skin.TextureRefreshing gel that transforms into a light foam.