These Kits are intended to give you even more of an advantage during your training. Depending on your goals, you may wish for more or less resistance when using Iron Neck. While the 25 lb. band is a great middle of the road accessory, you may wish to get more variety from your training. 

STRENGTH KIT:
35 lb. Resistance Band, 50 lb. Resistance Band, Light Power Band & Drawstring Bag

REHAB KIT:
5 lb. Resistance Band, 10 lb. Resistance Band, Extra Light Power Band & Drawstring Bag