In e-commerce, every interaction with a customer counts—including what they find inside the package. Packaging inserts offer a budget-friendly yet impactful way to boost customer retention, encourage repeat purchases, and strengthen brand loyalty.
Studies from Business Dasher show that 63% of consumers have repurchased a product because of its packaging design, while Cart.com found that 41% say branded packaging encourages them to buy again. Thoughtfully designed packaging inserts not only enhance the customer experience but also serve as a powerful marketing tool that can maximize your return on investment (ROI).
This article explores why packaging inserts matter, the types that drive results, best practices for implementation, and case studies of brands successfully using them.
Different types of packaging inserts can be strategically used to increase customer lifetime value (CLV) and boost sales.
1. Discount Codes and Referral Programs
2. Upselling and Cross-Selling Inserts
3. Personalized Thank-You Notes
4. Free Samples and Trial Products
A well-crafted packaging insert strategy can help turn first-time buyers into repeat customers by enhancing their shopping experience.
1. Creates a positive unboxing experience.
2. Encourages social media engagement.
3. Reinforces brand messaging and perceived value.
To ensure packaging inserts drive maximum ROI, follow these best practices:
1. Make it relevant and value-driven.
2. Use high-quality materials and design.
3. Include a clear call-to-action (CTA).
Glossier, a digital-first beauty brand, prioritizes community engagement in its marketing strategy. Their handwritten thank-you notes and branded stickers included in orders make customers feel valued and encourage them to share their experience on social media.
Glossier’s strategy of merchandising people, their opinions, and content alongside their products has driven rapid brand growth. By leveraging packaging inserts as part of their customer experience, Glossier successfully increased engagement and repeat purchases.

Source: insider.com
Birchbox, a beauty subscription service, uses upsell inserts to encourage customers to purchase full-size versions of the samples they receive.
Source: static.independent.co.uk
Since many customers prefer to test products before committing, these inserts serve as a gentle nudge toward higher-value purchases, ultimately increasing sales conversions.
Source: CB Insights
Dollar Shave Club leveraged referral program inserts to grow its customer base efficiently. Their approach encouraged existing customers to bring in new subscribers by offering discounts and loyalty perks.
This method helped reduce acquisition costs while increasing customer lifetime value, making it a win-win for both the brand and its customers.
Source: OptiMonk

Source: unilever.com
A well-crafted packaging insert strategy can help turn first-time buyers into repeat customers by enhancing their shopping experience.
1. Make it relevant and value-driven.
2. Use high-quality materials and design.
3. Include a clear call-to-action (CTA)
Packaging inserts are a simple yet highly effective tool for e-commerce brands looking to increase ROI. Whether through discount codes, referral incentives, upsell recommendations, or thank-you notes, these small touches can enhance customer experience, encourage repeat purchases, and drive brand loyalty.
By incorporating thoughtful, well-designed inserts into your packaging strategy, you can turn a one-time buyer into a lifelong customer.