Gracepack Packaging Knowledge Center

Customization & Tooling

Focused guidance for international packaging teams evaluating sauce, condiment and food-grade packaging routes.

Chinese packaging team reviewing private label sauce bottles with in-mold labeling and shrink sleeve samples
Customization & Tooling

Private Label and Co-Branding with In-Mold Labeling vs Shrink Sleeves

In-mold labeling and shrink sleeves can both create a retail-ready private-label package, but they solve different problems. The right route depends on bottle shape, resin, artwork coverage, durability, MOQ, recycling goals, production timing and how the package will be handled after filling.

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Custom LDPE inverted squeeze bottle design for high-viscosity sauces with red nozzle cap and thick sauce fill
Packaging Buying Guides

Designing the Perfect Squeeze Bottle for High-Viscosity Sauces

High-viscosity sauces do not fail in squeeze bottles because they are thick. They fail when bottle recovery, valve opening force, wall thickness, mold finish, filling access and cap-down pressure are designed as separate parts instead of one dispensing system.

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