Single-hand training bat, easy to use with a rubber grip. - Brand: FIELD FORCE - Model Name: SINGLE HAND INSIDEOUT BAT - Grip: Rubber grip Thank you for viewing. If you have a Shinaking, Pentagon, Barrel Bat, Kiredas Bat, Newton Bat, Head Run Bat, Get Line Bat, Insider Bat, Sequence Bat, Counter Swing, Infinity Bat, and Inside Out Bat, your practice swings will be perfect. The number of days until shipping is set to one week just in case it falls on a weekend, but it will basically be shipped by the next day after purchase.