Quick view Add to Wishlist CORE PRODUCTS INTERNATIONAL, INC. Luniform BAK-413-BK Lumbar Support Cushion, 7 1/2inH x 11in x 2 3/4inD, Black Lumbar Support cushion helps reduce lower back pain by providing essential support to the lumbar region of the spine. This support emulates the natural lumbar curve to help improve posture. Supports... Request a Quote