Barrister and Mann Aftershave Shake aftershave into your palm (we recommend an amount about the side of a quarter) and rub them together for 3 seconds. Rub your palms over your freshly shaven skin. There may be a mild sting upon initial application, but your face is about to look, feel, and smell awesome. We know you can handle it. Net wt. 3.5 fl o..