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Custom Box Inserts Manufacturer

Secure, present, and protect your products with precision-engineered packaging inserts. As a direct manufacturer, we specialize in custom box inserts made from foam, cardboard, molded pulp, and plastic. Stop product movement and elevate your unboxing experience. Get the perfect insert for your box, wholesale.

Get a Custom QuoteView Our Work
Certified Sustainable Materials
In-house Original Design
Fast Turnaround & Prototyping
MOQ from 500 pcs

WHAT ARE BOX INSERTS?

A Box Insert for Every Product

A box insert (also known as a packaging insert or dunnage) is a custom-designed structure placed inside a box to solve a critical problem: “How do I keep my product from moving around?” Its primary functions are protection, fixation, and presentation. We manufacture a full range of inserts for boxes, including:

Top-view image showing four types of box inserts: foam inserts, cardboard inserts, molded pulp inserts, and clear plastic blister trays.
Custom EVA, PE, and PU foam inserts with clean die-cut cavities for protective packaging.
Foam Inserts (EVA, PE, PU)

Ideal for luxury items, fragile electronics, and glass. Provides shock absorption and a soft, precise fit to eliminate movement.

Corrugated cardboard packaging inserts with precise die-cut dividers for box organization.
Cardboard & Corrugated Inserts

Best for cost-effective protection of jars, bottles, and general retail goods. Provides structure and separation using 100% recyclable material.

Eco-friendly molded pulp packaging insert made from recycled paper fibers.
Molded Pulp Inserts

The ultimate eco-friendly solution for cosmetics, beauty, and health products. Offers cushioning and a natural, recyclable aesthetic for brands focused on sustainability.

Clear PET/PVC thermoformed plastic blister insert with molded cavities for high-visibility packaging.
Plastic & Blister Inserts 

Perfect for clear display and firm fixation of jewelry, small hardware, and beauty tools. Offers high visibility and custom snap-fit security.

Trusted by Global Brands

We proudly partner with leading companies worldwide.
lorealelemisloccitane
cliniquetatcha
Chosen by leading brands across beauty, skincare, fashion, and lifestyle.
sweaty-bettythe-body-shop
lululemon
Serving established beauty, skincare, fragrance, essential oil and jewelry brands worldwide.
tousmarc-jacobschloecoach
swarovskiYSL
A growing community of brands that inspire our craft.

The Direct Box Insert Factory You Can Trust

Partner with a specialist custom box insert manufacturer. We eliminate middlemen to provide superior quality, competitive pricing, and unparalleled engineering support for your custom packaging needs.

Our Manufacturing Strengths

Precision engineering icon showing caliper measuring a custom box insert, in #7695A8 color theme.

Precision Engineering

Our structural designers create the perfect custom insert that fits your product and box like a glove.
Material expertise icon featuring foam, cardboard, and pulp layers for packaging inserts in #7695A8 theme.

Material Expertise

From custom foam packaging inserts to complex corrugated structures, we recommend the right material for your budget and protection level.

Wholesale Pricing

By working directly with our factory, you get the best price on bulk orders for any packaging insert.
Rapid prototyping icon showing a custom box insert sample with speed highlight in #7695A8.

Rapid Prototyping

We can quickly produce samples of your custom box inserts for testing and approval before mass production.

Endless Customization Options

Explore our extensive capabilities in creating custom inserts for packaging. Whether you need die-cut foam inserts for boxes, intricate cardboard dividers, or eco-friendly molded pulp trays, our factory can deliver.

Foam Inserts (EVA, Polyethylene, Polyurethane)

Custom die-cut EVA foam insert for electronics and tool packaging, rigid black EVA protective foam.

Custom Die-Cut EVA Foam Inserts

Premium, rigid EVA foam inserts for high-value electronics, tools, and gift sets. The best in protective packaging.
Lightweight fabricated white PE foam inserts used for medical device and fragile item protective packaging.

Fabricated Polyethylene (PE) Foam Inserts

Lightweight and cost-effective PE foam packaging inserts, ideal for protecting medical devices and fragile items.
Soft PU foam insert with egg-crate or flat design for cushioning fragile glassware and delicate products.

Soft Polyurethane (PU) Foam Inserts

Convoluted (egg-crate) or flat PU foam inserts provide excellent cushioning for delicate products like glassware.

Custom Foam Inserts for Jewelry Boxes

We create elegant, velvet-laminated foam inserts for jewelry boxes with precise cuts for rings, necklaces, and earrings.

Multi-Layer Custom Foam Inserts for Boxes

Combine different foam types or colors in multiple layers for organizing complex kits and toolsets.

Cardboard, Corrugated & Paperboard Inserts

Corrugated Box Divider Inserts

Your expert for simple yet effective corrugated inserts and dividers for boxes, perfect for bottles and jars.
Eco-friendly die-cut cardboard packaging insert with precise slots for securely holding products.

Custom Die-Cut Cardboard Inserts

Eco-friendly and fully printable cardboard inserts for packaging that hold your product securely in place.
Soft PU foam insert with egg-crate or flat design for cushioning fragile glassware and delicate products.

Custom Inserts for Mailer Boxes

We design integrated inserts for mailer boxes that create a seamless and impressive unboxing experience.

Custom integrated insert for mailer boxes with precise die-cut compartments for a seamless unboxing experience.

Folded Paperboard Inserts & Trays

Lightweight and recyclable, these are great as cardboard box liners or to elevate products in a retail box.

Food-grade cardboard insert with precise round die-cut holes for cupcakes and edible products, B2B factory sample style.

Food-Grade Cupcake Inserts for Boxes

We manufacture food-safe cardboard inserts with precise cutouts for cupcakes, chocolates, and other edibles.

Molded Pulp & Thermoformed Plastic Inserts

Eco-friendly molded pulp packaging insert made from recycled paper, designed for electronics and fragile goods.

Eco-Friendly Molded Pulp Packaging Inserts

The ultimate sustainable choice. Custom-molded from recycled paper, perfect for electronics and fragile goods.
Eco-friendly die-cut cardboard packaging insert with precise slots for securely holding products.

Custom Plastic Blister & Thermoformed Inserts

Clear or colored plastic box inserts (PET, PVC) that conform perfectly to your product's shape for high visibility.
Custom PET/PVC thermoformed blister insert with clear molded cavities for high-visibility packaging.

Protective Plastic Clamshell Packaging

Durable, transparent plastic packaging that doubles as both the insert and the outer container, great for retail.

Application-Specific Inserts

Heavy-duty protective foam insert for shipping boxes, made from high-density foam with reinforced die-cut cavities for transit protection.

Protective Foam Inserts for Shipping Boxes

Heavy-duty foam shipping inserts designed to withstand the rigors of transit and protect your product upon arrival.
Elegant custom-fit cardboard or silk-lined foam insert designed for premium gift boxes and luxury packaging.

Elegant Inserts for Gift Boxes

Elevate your gift presentation with custom-fit cardboard or silk-lined foam gift box inserts.
Anti-static pink PE foam insert designed for safely packaging sensitive electronic components.

Anti-Static Foam Inserts for Electronics

We provide anti-static pink PE foam inserts to safely package sensitive electronic components.

Luxury precision-cut cosmetic packaging insert designed for lipsticks, palettes, and skincare bottles.

Luxury Cosmetic Packaging Inserts

Precision-cut box inserts to beautifully present lipstick, palettes, and skincare bottles.

Explore Our Sustainable Materials for Precision Inserts

Secure your product while upholding your ethical commitment. Discover our specialized, eco-friendly materials engineered for superior protection and presentation. We offer a portfolio ranging from high-density Recycled PET (rPET) foam for robust protection to sustainable Molded Pulp and innovative Bio-based fibers for premium display trays.

Recycled Paper

Recycled greyboard and cardboard material display showing stacked rigid board sheets and textured fibers.

Recycled Kraft Paper

Recycled greyboard and cardboard material display showing stacked rigid board sheets and textured fibers.

Premium RecycledFine & Art Paper

Recycled Greyboard & Cardboard

Molded Pulp

Learn More About Recycled PaperExplore Sustainable Materials for a Greener Future

Real Stories from Brands We've Empowered

Trusted feedback from global brands who share our passion for quality and sustainability.
"Quality of products and attention to detail is amazing. Working with Miki has been a pleasure and communication has been great. We customized a lot, and they did a great job. Will do future orders for sure!"
Supplier Chain Director -Evelyn
"Thank you Vivi for your blessings and compliments. You are very important and unique to our entire company, Each of our employees likes to cooperate with you."
Owner-Velma
"Ecoicolor's design team helped us perfect the inserts for our new fragrance line. The quality is impeccable."
Sourcing Manager-Ralph

Your Vision, Realized in 6 Simple Steps

Experience a seamless journey guided by our experts—clear steps, quick response, and guaranteed quality.

Our Seamless Customization Process

Consultation-Quote

Consultation & Quote

Speak with our experts and get a fast, personalized quote — precise, transparent, and tailored to your brand’s packaging goals.
design

Design

We turn your brand story into stunning packaging. Every line, color, and fold is crafted to capture attention and reflect your brand’s essence.
Prototyping

Prototyping

From idea to reality — our quick, precise prototyping service helps you visualize your packaging design and perfect every detail before production.
Production

Sustainable Production

We combine craftsmanship with care. Using certified sustainable materials and energy-efficient tech, we ensure every package looks good — and does good.
Global-Delivery

Global Delivery

No borders, no barriers. With trusted global carriers and optimized shipping plans, we make international delivery simple, transparent, and worry-free.

Optimize

Streamline your workflow with smart solutions. We help you save costs, boost speed, and build a greener, more efficient packaging cycle.

Frequently Asked Questions

Find quick answers to the most common questions about our custom inserts , materials, and order process.

Have other questions for us?
Ask our experts directly!

Sewing Factory

Spanning 4,000 sqm in Dongguan, our specialized factory translates your brand’s ethical vision into high-quality sustainable soft packaging. By managing the entire production in-house, we provide you with unparalleled quality control and flexible customization for complex, handcrafted designs.
Monthly Capacity: 300,000+ units | 150+ Skilled Workers.
Our sewing factory in Dongguan specializing in sustainable soft packaging, with in-house production and skilled craftsmanship.

Paper Box Factory

Our 15,000 sqm facility is engineered for scale and structural precision, supporting your large-scale product launches with an annual output of $8.5M. We solve your complex supply chain needs through expert engineering and high-volume efficiency, ensuring maximum brand impact from premium gift boxes to retail displays.
Daily Output: 50,000+ boxes | Heidelberg Printing Machines.
Large-scale paper box factory engineered for high-volume production and structural precision in premium packaging.
Worried about Color Match? We ensure your Paper Box and EVA Case share the exact same Pantone profile.
Explore Our Facilities →

Let's Create Your Perfect Packaging

Why Partner With Us?

Direct Manufacturer Pricing: No middlemen.

Dedicated Project Expert: One-on-one support from start to finish.

Free Design Assistance: Our creative team is here to help.

Guaranteed Quality: Audited by FSC, GRS, and BSCI.

Planet-Friendly Promise: Fully certified sustainable supply chain.

We reply within 24 hours. All submitted information is used solely for quotation purposes and remains confidential.
CONTACT INFO
Rapid prototyping in just 7–10 days. Sample costs are fully refundable upon bulk order.

Let's Create Your Perfect Packaging

Our sewing factory in Dongguan specializing in sustainable soft packaging, with in-house production and skilled craftsmanship.
We reply within 24 hours. All submitted information is used solely for quotation purposes and remains confidential.
CONTACT INFO
Rapid prototyping in just 7–10 days. Sample costs are fully refundable upon bulk order.