Build strength and add resistance to any exercise with the IBF Iron Body Fitness Resistance Tubes. Available in Light, Medium, Heavy and X-Heavy resistance levels, these bands are ideal for adding resistance to your lifting, stretching, and bodyweight training exercises. Improve your power, strength and flexibility with these resistance cords with foam handles, which are a great, low-impact alternative to traditional weights, and make it easy to work out anywhere. Made of durable latex that provides a smooth stretch.