the original model
Full Hide
Originally designed for injury prevention and mitigation, the Full Hide 9 Strap proved to be much more. From correcting swing flaws to increasing bat speed, the Full Hide 9 Strap has been described as "The greatest baseball/softball invention ever!"
original design, thinner strap
Lite
Offers the exact same benefits of the Full Hide, only with a thinner strap... making it less noticeable for the hands gripping the bat.
thinner/longer strap, no velcro
Pro
Preferred by most upper level and mature ball players, the Pro model offers almost all of the benefits of the Lite and Full Hide (minus the Velcro), only with a thinner and longer strap.
different sport, same technology
Golf
Cinches and locks the hands together, locking the club head in place (reduce slicing) while also increasing club head speed immediately.