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, […]
How many pumps does it take to empty a 300 mL body lotion bottle? The answer depends on whether your supplier specified a 1.0 mL or 2.0 mL output pump, whether the neck finish matches the bottle threading, and whether the formula viscosity falls within the pump’s operating range. Get any of those wrong, and
Lotion Dispenser Pumps: Sizing and Selection Guide Read More »
What actually determines how a mascara performs on the lash – the formula, or the tube it comes in? Ask any cosmetic chemist and they will say formula. Ask any packaging engineer and they will point to the wiper. The truth sits between those two answers, and understanding that intersection is how brands avoid the
Mascara Tube Design: Wands, Wipers, and Materials Read More »
