Before
After
Close-up of crotch tear seen from the outside view of jeans
Crotch tear seen from the inside of view jeans
Machine darning repair viewed from the outside of jeans-- stitching is blended in with fabric grain so as to not be noticeably visible
Machine darning repair viewed from the inside of jeans-- a small patch of soft, similarly colored denim was used to reinforce the hole, and then stitched over in a zig-zag pattern to match the grain of fabric on the outside