Lansinoh Contact Nipple Shields address short-term latch-on issues related to premature, small, or ill infants as well as flat or inverted nipples, tongue tie, lip tie, or overactive let-down. 
 
The shields come in a pair, with a protective case for hygienic and convenient storage. All nipple shields should be used under the advisement of a breastfeeding professional.
 
Available in 20mm and 24mm.