Make your own ultimate PRO boxing cobra reflex punching bag that is better than any commercial cobra bag on the market at just a fraction of the cost!

Train your reflexes with this DIY Spar Bar! If you've already made the Cobra Bag, then you already have the base - the rest is easy!

Make a cobra bag using a fishing rod. It's super simple and super low cost - especially if you have an old fishing rod laying about.

This is the ultimate low profile base that is rock solid. Ideal to use with your DIY cobra bag or spar bar.