Relieves tension in shoulder and neck muscles. Beads distribute evenly to target stressed areas. Use for therapeutic heat or cold treatment. For hot usage: Wrap mask in moistened paper towel, place in microwave at 10 second intervals. Apply mask to affect

Details Relieves tension in shoulder and neck muscles. Beads distribute evenly to target stressed areas. Use for therapeutic heat or cold treatment. For hot usage: Wrap mask in moistened paper towel, place in microwave at 10 second intervals. Apply mask to affected area. For cold usage: Place mask in refrigerator for 1 hour or place in freezer for 5-10 minutes. Make sure mask layer is flat. Apply directly to affected area.