Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, shovels mud into a bucket along the Delaware River in New Jersey.

Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, poses for a portrait along the Delaware River in New Jersey.

Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, settles water out of mud that is being left to age at his home in Longport, New Jersey.

Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, carries mud he collected into his garage at his home in Longport, New Jersey.

Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, demonstrates removing the gloss off of a new baseball with rubbing mud at his home in Longport, New Jersey.

Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, poses for a portrait along the Delaware River in New Jersey.

A footprint is pictured after Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, collected mud along the Delaware River in New Jersey.

Jim Bintliff, 65, owner of Lena Blackburne Baseball Rubbing Mud, heads back to his car after collecting mud along the Delaware River in New Jersey.