Eleeels a1 is a cordless air compression leg massage device for calf, ankle and plantar. It helps to: - massages calf muscle to relieve fatigue and improves circulation - grips and kneads your ankles and heels to push circulation flow upwards through your whole calf - provides rhythmic air compression to strongly squeeze your feet for ultimate relaxation - grips your shins to relieve pain With a1, leg pain and other related diseases can be a thing of the past with just 10 minutes of treatment. 3 different massage modes: Rapid: 10-minute massage treatment focusing on massaging calf muscle for rapid fatigue relief and improved circulation Gentle: 20-minute massage treatment focusing on relaxing the muscle and body comfortably Dynamic: 15-minute massage treatment focusing on calf muscle and plantar massage, and relaxation in the same treatment