Here come the bikes fitted with 3d printed seats which promise a much better ride comfort.

Their customized design ensures better comfort and better blood flow to sensitive arteries, enabling riders a longer ride time. And not just these saddles, the bike industry as a whole is transformed by the ingenuity and versatility of 3D printing. Manufacturers take advantage of the appealing freedom of this technology. From frames to smaller parts and bike gear such as helmets or lights, almost anything can be made using 3D printing, including ultralight and reliable saddles.
Get excited.
https://www.autoevolution.com/news/these-3d-printed-bike-saddles-are-guaranteed-to-improve-your-riding-experience-172396.html