Merchandise may be accepted for exchange or refund within 30 days of purchase when accompanied by a sales receipt. To receive a refund the item must be new and in the original packaging. Refunds are subject to management discretion. Oxygen, disposable supplies, diagnostic instruments, wheelchairs, lift chairs, undergarments, stockings, items worn next to the skin, or any opened sterile or packaged goods WILL NOT be accepted for return, refund, or credit, unless the item is substandard or otherwise defective.