Choosing Silicone Lenses for Better Fit, Clarity, and Long Term Reliability
https://flowsealcomponents.almoheet-travel.com/nbr-valves-buying-guide-for-oem-and-contract-manufacturing-teams
Custom parts can help a product feel easier and cleaner to use. The silicone lenses is a strong example because small changes can affect the result. The right design can reduce waste and improve control