# 🥊 Is the Century BOB punching bag stable when filled with water? *Published: 2024-06-18 | Updated: 2024-10-16 | Source: https://shopsavvy.com/answers/is-the-century-bob-punching-bag-stable-when-filled-with-water* --- ## Product: Century BOB Punching Bag **Brand:** Century It seems like people have mixed feelings about the stability of the Century BOB Punching Bag, especially when the base is filled with water. From what we've gathered, a lot of folks really like the BOB Punching Bag for its build and durability and find it great for their fitness routines. But, when using water in the base, some have noticed that the bag can move around during more intense workouts. If stability is a top priority for you, using sand in the base might be a better call since it seems to keep the bag more firmly in place. While the bag’s design is often praised for offering a realistic training experience—which many find really helps with technique and balance—there are a few notes of caution about long-term durability. Apparently, things like bolts and screws might loosen up, and there have been mentions of the material, especially around high-impact areas like the chin, showing wear or even splitting over time. Overall, fitness pros who have put the BOB through its paces often highlight its value and realistic design, which can really boost your training sessions. Just keep in mind, like with any piece of gear, staying on top of maintenance and regularly checking the setup can help it last longer. Most people find it a great training partner, but a few point out that you should be ready for some minor fixes here and there to keep it performing well. If you're thinking of buying one, it’s worth considering these insights. Ensuring stability by possibly using sand, and being open to minor adjustments, might help you get the most out of the punching bag. If you run into any particular issues with defects or setup, Century’s customer service might be a good place to turn to for help. --- *Where this comes from: This answer is based on ShopSavvy's product database, real-time pricing from thousands of retailers, and analysis of user reviews to give you a well-rounded picture.*