A detailed manufacturing showcase of custom 3.5″ square math flashcards. Built with 350gsm art paper and glare-free matte lamination for durability in early education. Review these project specs to inspire and baseline your next custom educational deck.
[Disclaimer] This is a custom manufacturing sample from a past client project. Displayed for quality reference and manufacturing capability demonstration only. Not available for retail sale.
Early education tools demand exceptional durability. This client required a compact, highly resilient math deck specifically engineered for toddlers’ hands.
When leveraging our flash card printing services, the primary goal was to balance vibrant CMYK color reproduction with a glare-free, tactile surface.
The manufacturing challenge was ensuring the deck could resist moisture, tearing, and the heavy wear-and-tear typical of active classroom environments.

| Component | Specification |
|---|---|
| Card Size | 3.5″ x 3.5″ (89mm x 89mm) Square |
| Card Stock | 350gsm Art Paper |
| Card Finish | Premium Matte Lamination (Double-sided) |
| Printing | CMYK Full-Color |
| Packaging | Custom Tuck Box (300gsm White Cardboard) |
| Box Finish | Premium Matte Lamination |

350gsm Art Paper / Matte Lamination

Custom Tuck Box
Insider Tip for Heavyweight Educational Cards:
When manufacturing square cards for children, sharp 90-degree corners create impact vulnerabilities and safety hazards.
Even for strictly square designs, we strongly advise tooling a micro-corner radius (e.g., 2mm to 3mm) during die-cutting. This prevents corner splitting and fraying over time without compromising the geometric aesthetic.
Additionally, applying matte lamination over heavy ink coverage requires precise thermal calibration on the laminator.
If the roller temperature is too low, the film will not adhere properly to the dense ink layer, leading to peeling. If too high, it can mute the vibrancy of the educational graphics. Our press floor maintains strict climate controls to ensure perfect adhesion.
Every element of this past project is fully customizable.
Use these exact specifications as a reliable starting point for your own custom deck, or adjust the sizing, stock, and finishes to meet your specific brand requirements.
A detailed manufacturing showcase of custom 3.5″ square math flashcards. Built with 350gsm art paper and glare-free matte lamination for durability in early education. Review these project specs to inspire and baseline your next custom educational deck.
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