MINNEAPOLIS & REHOVOT, Israel--(BUSINESS WIRE)--Stratasys Ltd. (Nasdaq:SSYS), a leading global provider of 3D printing and additive manufacturing solutions, announced that custom earphone maker Normal is using Stratasys 3D Printers for mass customization of a consumer product. Ordered through a free mobile app or from Normal’s flagship in New York City, Normal earphones are customized to fit each user’s ear, 3D printed, and typically shipped and delivered anywhere in the U.S. in as little as 48