Here is a cool medicine ball that lets you try a wide variety of workouts to tone your body. The WEPO Medicine Ball has a 22cm diameter. You can strap it on your legs, drag it on the floor, and slam it. The WEPO Ball can be used for over 100 exercises, including core, legs, arms, and shoulders exercises.
You can get this medicine ball in 4lb, 6lb, and 10lbs versions.