4 Chamber System Pumps Sequential Circulator Model SC-4004-DLElite 8 Vest with Bilateral Arms The Elite 8 Chamber Biocompression Vest helps to alleviate painful swelling caused by lymphedema and encourages fluid tissue movement away from the extremities for proper drainage. The all encompassing design of the vest allows it to better address axillary nodes around the armpit which are otherwise hard to address. This vest is easy to put on and remove and features Velcro adjustment that ensures a proper fit that