If You’Re Experiencing Latching Challenges With Your Newborn, Our Lansinoh® Contact Nipple Shields Are Effective Tools To Help Address Short-Term Latch-On Issues Related To Nursing A Premature, Small, Or Ill Infant. Our Ultra-Thin Nipple Shields Also Help If You Have Flat Or Inverted Nipples, Or An Overactive Let-Down, And Babies Who May Have Tongue And/Or Lip Tie Until They Can Be Resolved. • Comes In A Pair, With A Protective Case For Hygienic And Convenient Storage • Special Cut Out Design To Maximise Skin-To-Skin Contact • Ultra-Thin, Super Soft, Flexible, And 100% Silicone • Bpa And Bps Free • Available In Two Different Sizes 20Mm Or 24Mm Size • All Nipple Shields Should Be Used Under The Advisement Of A Breastfeeding Professional