Amy Lyu

Foaming Pump Bottles: Formula, Mesh and Performance Test Guide

Foam pumps do not create foam. Your formulation does. The pump just decides whether that foam is worth dispensing. A foam bottle is a dispensing system that combines a liquid pump mechanism with a dual-mesh aeration chamber to convert low-viscosity surfactant solutions into stable foam, without any aerosol propellant. Three types exist: standard foam pumps […]

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Custom Dropper Design: Manufacturer’s Guide to Components, Materials, and Specifications (2026)

One milliliter of a USD $200 face serum contains, on average, 18 to 22 drops. The dropper tube inner diameter determines how many drops your customer gets per actuation. Few brands specify it. Fewer suppliers explain why it matters. Custom dropper design requires specifying four independent components: bottle body, collar, dispensing tube, and bulb material,

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