Sveltus speed bag
With its adjustable weight, it allows you to work on resistance to increase your strength. Ideal for sprinting or endurance exercises. Includes 5 ballast bags, which can be filled or weighted with plates. Maximum ballast weight: 25 kg. The length of the cable can be adjusted to fit athletes of all sizes. Use it only on grass, lawn, or wood. Use on any other type of surface may damage the product and/or shorten its life.