Loose substrates can be flexible, but they may create handling mess, inconsistent portion control and extra packaging complexity. Molded plugs give B2B buyers a more standardized unit for trays, kits and retail refill packs.
Buyer checklist
- Confirm application and target tray or holder.
- Request wet-size data and sample testing before bulk order.
- Clarify packaging format, carton quantity and monthly volume.
- Discuss SGS test report and export documents if required by your market.
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