The Original Pen-shaped Sanitizer! Though imitated by many, Sani-Pen remains the original and only medical grade sanitizer dispenser of its kind. Patented Twist-Lock Top™ prevents leaks and provides one-hand use. Conveniently clips in pocket, bag, or purse. Durable thin-wall tube holds twice the liquid of similar sprayers, delivering twice the brand exposure and value. 70% (v/v) alcohol formula. 0.5 fl oz. May contain fragrance.