Body Bar The Bintiva fitness bar features a cast iron core that is encased in a comfortable foam enhancing both safety and comfort. The solid (not sand filled) construction assures that the weight of each bar is evenly spread across the bar. The versatile bar is recommended for use by fitness experts, physical therapists and other health professionals. Besides fitness, and strength training, the body bar is also used in rehabilitation settings, for stretching, balancing, and resistance training exercises. Always Available for Quick Convenient Workout The Bintiva workout bars, are a great way to keep fit, even if you can't make time to go to the gym. They come in many different weights, and are ready to use right of the box. There are no added plates to attach, and they are about 3" in height width, making them easy to store, and transport. Color Coded End Caps The end caps of the bars are color coded by weight to make them easy to distinguish during a fitness program. Safety Foam Surface The cast iron core is fully encased in a padded foam, that increases comfort, while making the bar easier to grip. Stability End Caps The bars feature square end caps that prevent bars from rolling around when not in use.