Item Type: Inflatable Waist Support Brace Material: PU Inner Material: Cotton Fabric Inflatable Inner Layer: High Elastic and Flexible TPU Size: Free size Suitable Gender: Women, men Recommended Group: Adults or older children Package List 1 x Lumbar Traction Belt 1 x Extension Belt 1 x Inflator 1 x Instruction 1Full Wrapping: Lumbar traction device with 29 H type gas columns, provide 360 degrees all round wrapping, supporting waist upwards and downwards. 2Reduce Pressure: Inflatable lower back brace can fixing waist, and stretching lumbar spine, which can effectively reduce the pressure on the lumbar spine. 3Easy to Wear: Lumbar spine support belt adopted hook and loop fasteners design, with an extension belt, freely adjust according to different body size. 4Light in Weight: Decompression back belt allow you can stand for waist traction, keep your waist resting, which is lightweight and can be used anytime and anywhere. 5PU Cotton: Inflatable lower back drace made of soft PU and cotton fabric, with elastic and flexible TPU inner layer, which is breathable and comfortable to use.