Calaso Smooth 58-Special Straight Sided Flat Threaded Closure

What this packaging is

A 58-Special thread neck isn't the most common spec — and that's exactly the point. The Smooth 58-Special Straight Sided Flat Threaded Closure is engineered in PP to deliver a precise, secure fit on specialty-neck containers used across eye cream, face moisturizer, body scrub, hair treatment, and body lotion formats. Its straight-sided flat profile and glossy white finish translate to a clean, modern look that works across a wide range of container designs without competing with your branding. Available with PCR content for brands building toward more responsible sourcing. Made-to-order with a minimum of just one unit — genuinely rare for a closure this specialized — making it accessible for emerging brands and limited-edition development.

Why brands choose this

• Rare MOQ of 1 unit: With a minimum order of just one unit on a made-to-order basis, this closure is genuinely accessible for product developers testing new formats, launching limited editions, or building out a range before committing to volume — almost unheard of at this level of specification.
• PCR content available for responsible sourcing: Brands under pressure to reduce virgin plastic use can source this PP closure with recycled content included, giving product developers a concrete material story to bring to sustainability-focused retailers and conscious consumers without switching suppliers.
• Specialty thread fit across high-growth skincare and bodycare categories: The 58-Special neck finish is a precise, secure match for containers across eye cream, face moisturizer, body scrub, and hair treatment formats — categories where airtight, tamper-resistant closure is a baseline consumer expectation that directly affects perceived product quality.

Finishes