How Silicone Valve Seal Can Support Stable Sealing and Controlled Movement
https://rubberdispensingblog.tearosediner.net/how-silicone-valve-seal-geometry-supports-stable-opening-pressure
Custom parts can help a product feel easier and cleaner to use. The silicone valve seal is a strong example because small changes can affect the result. The right design can reduce waste and improve control