All liquid silica gel made automatic push-type biting tool, revolutionary structure upgrade, no need to push manually by mother, giving the product a safer and more convenient user experience, has been patented at present. Baby using part adopts liquid silica gel, circular handle, soft and safe without edges and corners, all parts can be bite safely. After the bite bag is loaded into fruits and vegetables, the silica gel elastic parts contract and store energy. As the baby chews and sucks, it automatically stretches and advances, reducing food residues and improving the experience of the chewing process. In addition, the design of the concave lines on the bite bag that fit the radian of teeth and the different size of the overflow hole can massage the gums, relieve the pain of teething and meanwhile ensure the evenness of food overflow. The double hardness integrated molding technology makes the product structure simpler and more reasonable, avoids the possibility of eating parts of the traditional biting tool by mistake, and makes the product easier to assemble and clean. In addition, the dust cover can be used as a measuring cup, and two kinds of bite bags are provided for different ages.