Training with a reflex bag kit will improve your hand-eye coordination, timing, punching accuracy, offensive and defensive movements of the arms, legs and head. Thanks to the reflex movements of the bag you have a feeling as if you have an opponent that's punching you back. You can practice bobbing, weaving, punching the bag as it returns, or blocking the bag with your arms or shoulders to prevent it from hitting you. The reflex bag kit gives the opportunity to move around it while practicing fast kicks and punches. These movements provide great cardio workout which is one of the essential techniques that can help you improve your speed. You can exercise your legs, upper body and improve reflexes. You can practice on a reflex bag kit in a gym or purchase one for your home. Having a reflex bag kit in your home is very effective since you can do all the exercise you need for improving your speed on a daily basis. It doesn't take much space so many people use it even in their offices for relieving stress. You can also put the reflex bag in your backyard and have your training outdoors. Speed Adjustable Patented Speed Adjustable Technology MaxxMMA Speed Adjustable freestanding reflex bag is the ONLY cobra bag in the market that you can adjust reflex speed and range. Our pantented boxing speed bag is outstanding compared to similar products. The slow mode is perfect for beginnners, and the fast mode is great for even coaches. The adjustable speed of response allows you to grow faster and better everyday. And so easy to get bored with the same rhythm as with similar products. Height Adjustable The height of the punching ball stand can be easily adjusted from 48 inches to 61.5 inches. Our pedestal punching ball is perfect for kids 6 and up, youth, teens, adults, men and women. One gear for your whole falmily. Large Capacity Base The boxing bag comes with a highly durable stand and a heavy-duty base. The plastic base tank can be filled with up to 30 pounds of water or 55 pounds of sand. Buy with MaxxMMA Core Training Weight Bag or put weighted plates onto the base to make it even more steady. Best Material Spring 120,000 Times Bending Test Our speed punching bag uses top-quality PVC, chrome-plating steel, and the spring passes the test of bending 120,000 times. Durable and Stable, perfect for stress relief, workout session and MMA training.