Claim: One common cosmetic is foundation to cover flaws.
Evidence: Common cosmetics include lipstick , mascara , eye shadow , foundation , rouge , skin cleansers and skin lotions , shampoo , hairstyling products -LRB- gel , hair spray , etc. -RRB- , perfume and cologne.
Foundation is a skin coloured makeup applied to the face to create an even , uniform colour to the complexion , to cover flaws and , sometimes , to change the natural skintone.