Temperature range: 38°C-40°C, When the temperature is more than 40 degrees, the spoon gradually become white or translucent, the temperature is too high please don't feed your baby; color is gradually restored at room temperature then it's safe to feed the baby. Flexible tip thats gentle on tender gums, BPA Free Soft Tip Spoons are the perfect size for tiny mouths infant spoon is Suitable for children from the age of 3 months. Heat sensitive spoons for babies comes in Different colors to suit both male and female babies. › See more product details