Balanced compression with breast support on the side that exerts extra pressure on the breast. Velcro front closure on the outside prevents skin irritation Provides sufficient support in case of lymphedema in the armpit and back Congestion of lymph in the chest and chest area The textured structure has a massaging and draining effect on the subcutaneous tissue and minor lymphatic vessels. Fabric Content:75% Nylon, 25% Spandex.