★ SAFE MATERIAL – 100% food grade silicone and natural beech. The size of this silicone rudder teether is designed to be just the right size to prevent babies from swallowing. ★ HIGH TEMPERATURE – Our silicone rudder can withstand a high temperature of 200 degrees, so you can wash it with boiling water (it is recommended to boil it for about 3 minutes). Note: The wooden ring cannot be boiled. ★ SOOTHE GUMS – This teething ring has a hollow design, is lightweight and has a suitable size, which is very suitable for babies to grasp. In addition to relieving the pain of the gums of babies during teething, it can also be used for grasping training for babies over 3 months old. ★ SENSORY TOYS – This silicone teether is available in 3 Morandi colors, which can improve your baby's sensory abilities. The surface of the silicone rudder is concave and convex, which enhances the function of soothing the baby's gums. The soft and flexible material decreases risk of mouth injury. ★ PERFECT BABY GIFT – Arudyo teethers are carefully made with the perfect texture for chewing and soothing your baby gums. They are a hit for baby shower, Thanksgiving, Christmas, and any other gift-giving occasion. For any reason our product does not meet your expectations, you can return it to us within 30 days for a replacement or refund.