Mark McGwire made his record-breaking 70th home run last year. Everyone shared in his outstanding performance. Now, children can also share the fun of a new Oddz On power bat that allows them to gain confidence while using a bat and ball in their own backyard. This Vortex Power Bat is well constructed, easy to grip, lightweight and safe. This product will give your young baseball player a lot of physical activity in his or her own backyard throughout the summer.