Deep Freeze Cold Spray 150ml is a topical analgesic which freezes the area to kill pain. Its ices the area and relieves muscle pain and stiffness in cramp, sprains, bruises, lower back pain (lumbago), rheumatic pain, pain felt down the thigh and leg (sciatica) and painful nodules down the spine and buttocks (fibrositis). Fast acting spray. To freezes pain instantly. Menthol cooling action. The active ingredients cool the skin which brings about rapid pain relief.