These heavy duty canvas bags are filled with heavy material. By tossing and catching the bag, you can improve your grip strength, especially your finger power, for a penetrating grip. Simple, effective training!  
Size
+/- 4 lbs
+/- 10 lbs
- (Chin Na DVD #1) Grappling
 - (Chin Na DVD #2) Breaking Holds and Choke
 - (Chin Na DVD #3) Pressure Point Attack
 - (Chin Na DVD #4) Ground Fighting
 - (Chin Na DVD #5) Defeating Armed Attackers
 - (Chin Na DVD #6) Training Methods and Tools
 
Level one Chin Na grip training bag weights 4lbs