Meet the metal tumbler that makes people stop mid-sip and ask, “Wait… is that a hole?”

This Endless Brick Hole Optical Illusion Tumbler from dsm5tr Designs turns your everyday drink into a full-on optical mind game.

With ultra-sharp 3D detailing and a trippy “brick vortex” effect, it looks like your tumbler is collapsing into another dimension — and honestly, that’s the kind of chaotic energy we’re here for.

Stay hydrated while confusing everyone around you.
It’s bold. It’s weird. It’s badass.
Perfect for illusion lovers, artists, designers, engineers, pranksters, and anyone who enjoys watching people question reality before their morning coffee.

Double-wall insulated. Rugged. Eye-catching. Conversation-starting.
A guaranteed upgrade to your daily caffeine ritual — and your social life.

Bring the vortex wherever you go.
Endless style. Endless illusion. Endless brick hole.

Stay sippin’ in style. This 20-oz stainless steel tumbler keeps your drinks hot or cold on the go with a sleek, glossy finish and a spill-resistant lid. Perfect for daily commutes, workouts, or cozy mornings.
• Tapered stainless steel body
• Transparent press-in plastic lid
• Capacity: 20 oz (600 ml)
• Height: 6.77″ (17.20 cm)
• Diameter: 2.83″–3.39″ (7.20 cm–8.60 cm)
• Weight: 11.04 oz (313 g)
• Double-walled vacuum seal insulation
• Glossy finish
• Dishwasher-safe
• Blank product sourced from China