Safe material: the hollow teether tube is made of quality silicone material, which is soft and gentle to baby's teeth and mouth, with no BPA and PVC, safe and reliable to use, suitable for 6-12 months babies to grind their teeth, freezer and refrigerator safe^ Y shape design: the Y shape baby teether tube is suitable for baby to grip by both hands, featured with 2 different convex textures, which can allow baby to grind their teeth and massage their gums, helping baby easily get through the teething period^ Size detail: the silicone infant molar teether measures approx. 5.12 x 3.94 inches, proper size for baby to easily grasp, and this size is very convenient to carry, meet baby's chewing need anytime and anywhere^ Easy to clean: the baby teething straw adopts hollow design, equipped with the cleaning brush, which is very convenient to wash, ensuring the cleanliness and sanitary of the teething straw^ Multiple colors: designed with 5 different colors, like green, orange, pink, blue, purple colors, these infant teething tubes can easily attract baby's attention, making the baby be fond of playing with them, and these bright colors will stimulate baby's visual development