Manogyam Heavy duty resistance loop bands are made of 100% natural latex – free of non-natural Thermoplastic Elastomer (TPE) – and come in 5 varying resistance levels. This makes them perfect whether you are just starting to workout or a seasoned workout warrior. Our extra light and light bands are great for beginners, while our medium, heavy and extra heavy exercise bands are targeted for more intermediate and advanced strength training. Great with any workout. This resistance band set can be integrated seamlessly with every popular workout program including Yoga, Pilates and more. Manogyam Heavy duty resistance loop bands are made of 100% natural latex – free of non-natural Thermoplastic Elastomer (TPE) – and come in 5 varying resistance levels. This makes them perfect whether you are just starting to workout or a seasoned workout warrior. Our extra light and light bands are great for beginners, while our medium, heavy and extra heavy exercise bands are targeted for more intermediate and advanced strength training. Great with any workout. This resistance band set can be integrated seamlessly with every popular workout program including Yoga, Pilates and more.