This Class 2 ActiLymph Armsleeve delivers firm compression levels alongside fabric stiffness needed to manage lymphatic conditions in your arm. It conforms well to the limb, providing the correct support, climate and comfort whilst managing limb swelling. The ActiLymph armsleeve is offered by the NHS and medical profressionals across the UK. If you have had, or believe you may have had, any problems with your lymphatics then it is important that you seek advice from a trained health professional before wearing any compression.