Acu-Life's Finger Injury System helps relieve the pain and swelling caused by: Sprains, Jams, Strains, Arthritis. This system is designed to treat finger injuries in two stages: Stage 1: Cold therapy to relieve pain and reduce swelling. Stage 2: Immobilize the injured finger with a comfort splint. The Finger Gel Pack can also be warmed to provide targeted relief for arthritic fingers. Printed on Recyclable Paper.