Perfect for Pilates or rehabilitation. Varying in strengths and levels of difficulty you can and gradually increase your strength whilst adding increased resistance to your Pilates workouts. NON-Latex X-band, manufactured from synthetic polyisoprene which is a petrochemical derivative and is certified as a zero protein. Please note that these bands are 4\" wide and the resistance and elasticity may feel different. Measures 5.5 metres in length Ultimate portable exercise equipment, allowing you to strengthen any muscle anywhere Latex Free