The Little Story Portable Insulated Milk Bottle Warmer Bag with USB in green is the perfect travel companion for mums on the go, keeping baby’s milk warm or cool for up to 4-5 hours. Made from premium pearl cotton insulated material and twill composite cloth, this lightweight and compact warmer easily fits a 240ml bottle. It features a USB Type-C connector cable compatible with power banks or car chargers for convenient heating anywhere. Designed to be fuss-free and practical, it includes a clip-on D-loop and strap to attach to strollers, bags, or backpacks. The waterproof interior surface is easy to clean, ensuring no spills create a mess. Ideal for holiday trips, daily outings, or school lunches, this warmer bag pairs seamlessly with the Little Story Diaper Bag for ultimate convenience and portability. little story bottle warmer, insulated bottle bag, portable milk warmer, usb bottle warmer, baby bottle warmer bag, travel bottle warmer, insulated baby bag, baby milk warmer, portable baby warmer, green bottle warmer bag