<br>Features: <br> <br>Allow milks to flow controllably: <br>The practical shape of these nipple extenders allow for promoting the bonding experience that breastfeeding provides, and it is easy to control the flow of milk, helpfully protects babies from being choked by sucking in a rush. <br> <br>Warm tips: <br>Owing to the heat resistant feature of the nipple protectors, you can use steam or boiling water to wash them before use, and it is recommended that you should replace the nipple extender in 2-3 months for nursing health, or if your baby in the teething time bite nipple everters and it is not in use, please replace a new one at once. <br> <br>Specifications: <br>Material: silicone <br>Size: <br>Triangle nipple protector: 7 x 3 cm/ 2.75 x 1.18 inches <br>Semi-circle nipple protector: 5.5 x 2 cm/ 2.16 x 0.78 inches <br>Color: clear <br> <br>Package includes: <br>4 x Triangle nipple protector <br>4 x Semi-circle nipple protector <br>4 x Carrying case <br> <br>Note: <br>Please allow a little error on the size due to manual measurement. <br>Due to the different monitor and light effect, the actual color may be a little different from the picture's.