One of the most common objections to adding grip training to a player's routine is time. Travel ball players already have practice, lessons, games, school, and travel. Adding another gym session isn't realistic for most families.
The Tornado solves this completely. It's compact enough to fit in a bat bag. It can be used in the dugout between innings, in the car on the way to a tournament, at the kitchen table while watching film. The complete protocol is 10 minutes per day — three sets of 10–12 reps in each plane of motion, with the resistance dial adjusted to the appropriate level.
This is the training that happens in the margins of the day. The player who does 10 minutes in the car on the way to the showcase is arriving with warmer, more activated wrist extensors than the player who didn't. Over 8 weeks, that daily 10 minutes compounds into a measurable exit velocity gain. It doesn't require a gym. It doesn't require a coach. It requires a bat bag and 10 minutes.