Watch a step-by-step demonstration of our PET foam pump bottles in 100ml, 150ml, and 200ml sizes. See the 43mm spiral neck sealing, the replaceable PP foam pump in action, and how the thickened base stays stable. We show custom color, printing, and labeling options, plus real examples for facial cleanser, hand soap, and mousse formulas. A practical walkthrough for B2B buyers comparing cosmetic foam packaging.