This is a USB flash drive made using the epoxy process.What is the resin casting process? By precisely dripping and curing high-purity epoxy resin, a crystal-clear gel layer forms on the surface. This not only ensures vibrant colors and sharp details for custom brand logos and patterns but also provides wear-resistant, waterproof, and scratch-resistant properties. The appearance remains as good as new even after long-term use, guaranteeing the enduring visibility of brand information.

In terms of features, the resin-coated USB drive combines aesthetics with practicality:
- Exquisite Appearance: Customizable with various patterns and logos, featuring vibrant colors and prominent 3D effects. The rear push-pull mechanism offers color options like red or blue to suit personal preferences. The front blank area supports custom branding or logos, making it an ideal mobile “branding card” for corporate identity or personal style expression.
- Reliable Performance: Utilizes non-volatile electronic storage media, ensuring data retention during power loss. Supports hot-swapping and plug-and-play functionality, compatible with mainstream operating systems.
- Exceptional Durability: The resin casing offers scratch and shock resistance, effectively shielding internal chips. Designed for longevity with a lifespan exceeding 100,000 write cycles.
Supports multiple capacities from 8GB to 128GB to accommodate varying storage needs. Features premium storage chips for stable and efficient data transfer. Compatible with mainstream operating systems including Windows and Mac, offering plug-and-play functionality. Effortlessly transfers documents, images, videos, and other file types.


Specifications
| Model | DJ-03 |
|---|---|
| Product Type | Plastic usb flash drive |
| Material | ABS / PVC plastic shell |
| Capacity | 8GB-128GB |
| Interface | USB 3.0 (up to 5Gbps) |
| MOQ | 100 pcs for logo orders; stock samples from 1-10 pcs |
| Lead Time | Free sampling in 1-3 days; bulk production 7-12 days |
| Logo Options | silk screen, UV full-color printing, epoxy dome |
| Quality Assurance | 100% H2testw full-capacity test, A-grade original chip, no fake capacity |
| Warranty | 5-year chip warranty / 1-year UDP module warranty |
| Packaging | Individual PP bag (default); custom gift box available |
FAQs
How long does it take to produce and ship the Water Drop Shaped Epoxy USB Flash Drive?
Free sampling takes 1-3 days. After sample approval, bulk production takes 7-12 days for 100-1,000 pcs, and 12-20 days for 1,000-10,000 pcs. DHL/FedEx shipping takes 3-5 days to most countries. Total lead time: 10-25 days depending on quantity.
How does YOUSAN guarantee the quality of the Water Drop Shaped Epoxy USB Flash Drive?
Every plastic USB flash drive undergoes 100% H2testw full-capacity testing, 3 rounds of visual QC, and a final random sampling inspection before shipment. We use only A-grade original flash chips from top brands (Samsung, Toshiba, Micron, SK Hynix). A QC report accompanies every order.
Do you offer individual retail-ready packaging with barcodes?
Yes. We provide retail-ready packaging with custom-printed inserts, UPC/EAN barcodes, and product descriptions. This is ideal for resellers and retail distribution. Barcode printing and insert design are free for orders of 500+ pcs.
What storage capacities are available for the Water Drop Shaped Epoxy USB Flash Drive?
Standard capacities range from 128MB to 256GB (this model is listed at 8GB-128GB). We also offer 512GB and 1TB on request for select models. All drives use A-grade original flash chips from Samsung, Toshiba, Micron or SK Hynix.
Related Plastic USB Flash Drives
- Business Side Push Epoxy USB Flash Drive – custom plastic USB flash drive from the same collection
- Rotating Epoxy USB Flash Drive – custom plastic USB flash drive from the same collection
- Push-Pull Epoxy USB Flash Drive – custom plastic USB flash drive from the same collection
- Square Rotating Epoxy USB Flash Drive – custom plastic USB flash drive from the same collection
Get a Custom Quote
YOUSAN USB (YouSan Technology) is a Shenzhen custom USB flash drive manufacturer with a 5,000 m² factory, 150+ workers and a daily capacity of 30,000 pcs. Tell us your quantity, capacity and logo artwork, and we will send a formal quotation within 15 minutes and a free design mockup within 24 hours.
- Email: sales@yousanusb.com
- WhatsApp / Tel: +86 13826586481
- Browse more styles in our plastic usb flash drives collection




