HoMedics Neck & Shoulder Air Compression Flex Pad with Heat massage helps to penetrate tight knots and sore muscles; soothing heat provides added comfort Therapeutic precision controlled air compression massage helps improve circulation and relieve muscle pain and stiffness. Convenient & Portable: Thanks to a lightweight design, this massager is perfect for home, office, or travel use. Versatile Design: Use on your neck and shoulders for complete relaxation What?s in the Box: (1) HoMedics Massager with Heat, HoMedics Neck & Shoulder Air Compression Flex Pad with Heat(1) Quick-Start Guide