Our player in Wisconsin took great care of her -10 LXT.  This bat is in fantastic shape.

Here are the manufacturer's specifications.

• Designed for consistent performance with an incredibly balanced swing weight, the Louisville Slugger LXT (-10) Fastpitch Bat helps all types of players take their game to the next level. LXT’s responsive yet forgiving feel and unmatched reliability is ideal for nearly all high school and college hitters.
• PBF Technology™ Speed Composite Barrel: Designed with a patented single disk system for a huge sweet spot, generating unbelievable sound and maximum pop.
• The lower portion of the barrel is fine-tuned to help deliver more pop even when players don’t barrel the ball.
• VCX3™ Vibration Connection System: A patented elastomeric connection that allows independent movement between the barrel and handle to control vibration and provide smooth feel on contact.
• COPA™ Performance End Cap: The end cap design pairs perfectly with the composite barrel to maximize the sweet spot, optimize performance and enhance durability.
• Balanced Swing Weight: An easy-swinging profile with a touch of weight targeted toward the end of the barrel, helping all players deliver maximum pop.