Address lymphedema and upper extremity swelling from primary causes or secondary trauma from surgery and radiation treatment. Seamless in construction and soft to the touch, this arm sleeve is manufactured with precision using quality materials that help prevent swelling and the progression of lymphedema. This arm sleeve, with double ellipses at the elbow and crease, ensures freedom of movement while offering a custom-like fit. Its anti-slip silicone band at the top keeps it secure and intact in place during activity. This hand support sleeve addresses post-operative and post-traumatic edema, and primary and secondary stage 1 lymphedema of the arm. Its breathable fabric offers excellent wearing comfort. It is latex- and cotton-free and suitable for machine washing and tumble drying at low temperatures.