How To Guides

Beyond Dual-Chamber: The 3-in-1 Airless Bottle That Puts Three Formulas in One Press

30 5 月, 2026

You've spent months …

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Custom dual chamber airless pump bottles in blue and purple colorways with A and B chamber labeling, showing separate pump head design

Dual Chamber Airless Bottles: 2-in-1 vs Separate Pumps — Which Design Does Your Formula Actually Need?

28 5 月, 2026

Key Takeaways Two de…

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Three LumLun custom airless pump bottles in graduated sizes — airless bottle packaging for active skincare serum formulas

Serum, Cream, or Sunscreen: Which Packaging Fits Each?

27 5 月, 2026

Key Takeaways: Serum…

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Exploded view of LumLun airless pump bottle components: AS cover, PP actuator, aluminum decorative band, PE piston, and AS bottle body

Refillable Airless Bottle for Skincare Brands: What Works, What Doesn’t, and How to Get It Right

23 5 月, 2026

You've probably hear…

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Infographic comparing glass and plastic dropper bottles for skincare brands — material, durability, chemical resistance, sustainability, weight and ideal use cases side by side

How to Choose and Customize a Dropper Bottle for Your Skincare Brand

17 5 月, 2026

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A side-by-side comparison showing a shattered amber glass dropper bottle with oil spill and a durable, intact amber PETG dropper bottle on a wooden surface.

Reducing Serum Bottle Breakage: Why Skincare Brands are Choosing Thick-Wall PETG

7 5 月, 2026

Stop Serum Bottle Br…

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PE cosmetic squeeze tubes with flip cap closure for facial cleanser — 100g custom OEM skincare packaging

Custom Cosmetic Tubes: How to Choose the Right Cap, Size, and Material for Your Skincare Product

6 5 月, 2026

You have a formula r…

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Mono-material PP airless pump bottles in four sizes with PP spring fully recyclable as single material — eco-friendly skincare packaging by Lumlun

Sustainable Airless Packaging: How to Choose Between PCR, Mono-Material, and Refillable Options for Your Skincare Brand

22 4 月, 2026

Every skincare brand…

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Custom airless pump bottles in matte and transparent finishes — OEM skincare packaging by Lumlun

Custom Airless Pump Bottles: How to Choose the Right Shape, Size, and Finish for Your Skincare Line

21 4 月, 2026

You already know you…

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