I Ordered 8 PrintKK Products - 3 of Them Most Sellers Don't Know Exist

About this video

A sponsored hands-on review of PrintKK print-on-demand products the creator ordered himself. He shows eight samples, dividing them into familiar items — apparel, a pillow cover, tumblers and wall art — and three he argues most sellers overlook: a leather baseball, a golf ball printed on both sides, and a whiskey glass with a built-in cigar holder that he says cost him $4.76. His case comes from checking Etsy: golf balls are mostly sold as photo-personalised gifts, while the whiskey glasses he found were all laser-engraved rather than full-colour printed. Because those existing sellers work largely by hand, he sees a scaling opening for print-on-demand. He then demos listing the glass — uploading art, positioning it, generating a mockup, connecting a store and publishing — noting production of 2 to 7 business days and delivery of 5 to 15 business days, no minimum order, and optional custom branding. He also demos the platform’s built-in AI background removal, image enhancement and design variations, and warns sellers to verify estimated delivery times before publishing on any platform.

Key takeaways

• Look for proven gift categories where incumbents fulfil by hand, since their output is capped by manual proofing and production
• Full-colour printing can differentiate a product, like the whiskey glass, where Etsy competitors he found only offered laser engraving
• Made-in-US and less-crowded catalog sections may mean far fewer direct competitors than saturated apparel niches
• Built-in background removal, image enhancement and variation tools can turn one concept into a batch of listings without leaving the platform
• Always check production and delivery estimates before publishing a listing, regardless of platform

Episode details: published October 11, 2026 · 5:33 long. Summary written by Self Growth Videos from the episode itself. Business results and any income figures mentioned are RJ Martinez’s own claims, shared for education — they are not typical or guaranteed.

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