Red Castle Who would believe that this elegant handbag is actually an insulating bag? Red Castle's Little Bag has a BIG secret - it's fun and fashionable as it discreetly keeps baby's bottles warm or cold - you decide. The bag has been designed to provide hot or cold insulation. Designed to keep the water for a baby bottle or a baby meal hot, it will inversely, keep liquid cool for longer. The elasticated strips on the inside of the bag hold the baby bottles in place. A velcro strip is conveniently located at the top half of the bag for easy access to Mom's essentials: key ring and credit card purse accessories are included with each bag. Little Bag is available in a choice of dynamic colors with a Light Grey interior lining.