If it appears to be a fuzzy material or a woven fabric (usually white, but can also be gray, black, or brown), its vinyl. If it looks like suede, its probably leather. If you already own a leather/vinyl match, pay careful attention to your conditioning regimen.
The left kidney, small intestine and descending colon are all found at the lower left side of the back, also known as the left lumbar region.
The left lumbar region contains a portion of the small intestine as well as the descending colon and the tip of the left kidney. The left inguinal region contains part of the small intestine, the descending colon, the sigmoid colon as well as the left ovary and the left fallopian tube in females.