Features: 
* 2 x 2 large airbags inside, mimics muscle contraction, offers you an enjoyable massage experience on the calf
* 3 massage modes & 3 intensities selectable
* Two timing modes - 15 minutes and 20 minutes
* Widely adjustable leg wraps via velcro - 14.6" to 22.8"
* Comes with a portable storage bag, so you can easily take it along and enjoy the massage anytime and anywhere