Looking for a manufacturing partner for production of disposable and/or reusable earplugs, optional custom printing on earplugs, custom printed packaging (box, pouch, or case), and pricing for different quantities. Request details on product specifications (materials, noise reduction rating, certification), customization options (logo printing, available colors and materials, types of packaging), pricing breakdown (unit price for earplugs with and without logo, unit price for packaging with branding, tiered pricing for higher quantities), and lead times.