Perform the same exercises you would normally do with pulley-type machines with this simple and efficient interchangeable tubing system
Attach the easy open-close metal clip on the tubing to other interchangeable accessories, such as the ankle strap and easy grip foam handle for a multitude of resistance training exercises
Includes light, medium, heavy resistances
Includes exercise guide
SPRI Resistance Tube Light, original Xertube from 1983, is used for most muscle groups to strengthen arms, chest, shoulders and back and more. Comes in four different resistance and is sold individually in light, medium, heavy and ultra heavy. The variations are many and make these a perfect tool for a variety of exercises at all fitness levels. A must for your home gym or suitcase. Complete with SPRI Door Attachment for even more effective exercises. Natural rubber can become flammable in contact with sunlight, clean with cold water and wipe dry. Store in the dark.