last night i notices their was a sticker on the bottom of my baseball bat so i pulled it off and it made a hissing noise and whatever came cheap Ampicillin out of it smelled horrible.
it is a allullminum shell but is it pressurized with a gas of some sort?

www.homerunmonkey.com – Rick Matthews of DeMarini gives you a look at the technology and features found in the NEW DeMarini CF4 Black composite baseball bat.