Insulated bottle holder for keeping the bottles. Helps you to keep the liquid warm or cold. With clip-on, it can be attached to a buggy handle, bag or backpack. Insulated with tin foil inside to protect the contents and keep the temperature. Easy to clean. Good for carrying to the schools. Perfect for gifts for newborn or baby shower. Use them during cycling, carry to the gym or while travelling with your baby and toddler.