Packaging Inserts & Foam: EVA, Sponge, Molded Pulp
The insert protects the product and completes the unboxing.
Direct answer
Inserts hold products securely in boxes. EVA and sponge foams give precise custom cavities for fragile or premium items; molded pulp is a sustainable, lower-cost option for many products. Choose by product weight, fragility, presentation level and sustainability goals.
Comparison table
| Insert type | Protection | Cost | Best use |
|---|---|---|---|
| EVA foam | Excellent, precise | Medium-high | Electronics, glass, jewelry |
| Sponge (PU) | Good cushioning | Low-medium | Cosmetics, light items |
| Molded pulp | Good, eco | Low-medium | Eco brands, light-medium items |
| Paperboard tray | Basic | Lowest | Simple retail products |
RFQ checklist
- Product shape, weight and fragility
- Insert material and color
- Cavity design and fit
- Sustainability requirement
- Cost per unit target
FAQ
Which insert protects glass bottles best?
EVA foam with a molded cavity protects glass best; sponge is a lighter, cheaper alternative for smaller items.
Are molded pulp inserts eco-friendly?
Yes, molded pulp is recyclable and biodegradable, and it is a growing choice for sustainable brands.
Can inserts be custom shaped?
Yes, EVA and sponge are cut or molded to any cavity shape for your product.
Do inserts add much cost?
Paperboard trays add little; EVA and molded pulp add more. Include insert cost in the unit price comparison.
Related: insert materials compared, foam for gift boxes, request an insert quote.
Related Custom Packaging Categories
- Custom Packaging Boxes
- Custom Gift Boxes
- Custom Magnetic Gift Boxes
- Custom Stand Up Pouches
- Custom Coffee Bags with Valve
- Custom Pharmaceutical Packaging Boxes
- Custom Cosmetic Packaging Boxes
- Custom Food Packaging
- Custom Paper Bags
- Custom Labels and Stickers