The SKLZ Zip-N-Hit Controlled Pitch Baseball Batting Trainer is the effectiveness of a batting cage but the convenience of a portable glove. With SKLZ Zip-N-Hit, you can get batting practice with all types of pitches ranging from fastball to curveball. The SKLZ baseball batting trainer acts like a portable batting cage or pitching machine, allowing batters to improve their baseball swing almost anywhere, anytime. Get a better analysis of players stance, eye tracking and swing as they watch the ball come down the line. Coaches can full focus on their players technique without the fear of getting pegged by a fastball. Players have fun while developing confidence and power through this easy to use yet effective training aid. Not only that, the fun design makes it enjoyable for someone to pitch from the other end of the device, allowing for a fun game in the backyard or an intense one-on-one practice. SKLZ Zip-N-Hit Controlled Pitch Baseball Batting Trainer is an excellent way to safely build players baseball skills.