Calaso Smooth 45-Special Straight Sided Flat Threaded Closure

What this packaging is

A 45mm special-thread PP closure built for wide-mouth jars across skincare and body care — the Smooth 45-Special Straight Sided Flat Threaded Closure from Calaso delivers a glossy, flat-top finish with clean straight sides that read as premium on shelf. The proprietary neck finish ensures a secure, compatible fit across containers holding lip balm, eye cream, face moisturizer, body scrub, hair treatment, and body lotion formats. Calaso's European manufacturing brings design-forward precision to every component. With an MOQ of just 50 units, this closure is genuinely accessible for emerging brands, indie launches, or limited-edition ranges looking for a polished black cap without a heavy inventory commitment.

Why brands choose this

• Exceptionally low MOQ opens the door for small brands: At just 50 units, this closure lets indie brands, formulators, and limited-edition launches access a polished, professional-grade cap without the inventory risk — rare in the closure category and a real advantage for agile product development.
• 45mm special thread engineered for a secure, precise fit: The proprietary neck finish isn't a standard spec, which means it's purpose-built for compatibility with matched containers — reducing leakage risk and the trial-and-error that comes with sourcing closures and jars separately.
• Glossy black finish spans six distinct product categories: From lip balm to body scrub and hair treatment, this closure's clean flat-top silhouette and high-gloss black work across multiple SKU formats — giving brand teams developing a cohesive multi-product line a consistent, shelf-ready cap that travels well across categories.

Finishes