A 30g cosmetic glass jar with a 37mm opening offers a specific neck finish that accommodates various closures, such as screw caps or droppers. The opening size affects filling ease and the types of dispensers that can be used. When sourcing, verify that the closure matches the jar’s neck threads to ensure a secure seal. This jar size is suitable for facial creams, gels, or other cosmetic formulations. Material options include clear or colored glass, and decoration can be applied as needed. Physical samples are essential to confirm compatibility and functionality.
Share your target product, capacity, closure system, decoration direction, and order requirements. FOLOVER PACK can review the packaging brief and help identify suitable next steps.