The Explora Heat Sensing Spoons have been specifically designed to warn you if your baby's food is too hot by changing colour from red to yellow – ideal if you're using a microwave to heat food as you can tell at a glance when the food is too hot. They have soft tips for tender gums. Suitable for babies from 4m+ and over, the spoons come in a handy 3-pack ensuring there is always one to hand. The Explora Feeding Spoons are steriliser, microwave, and dishwasher safe, and also above all BPA free