I Tested Tumbler Attachment for Shots: My Honest Review and Buying Notes

October 1, 2026
Written By Thomas James

Thomas James is a StrollersExpert blogger sharing honest reviews, detailed buying guides, and practical parenting tips. He helps families choose safe, comfortable, and high-quality baby strollers with trusted insights and well-researched recommendations for better and easier parenting decisions.

The gap between budget attachments and premium equipment is often as wide as a canyon, yet even the most basic components can get the job done if you know what to look for. My research into these tools reveals that sublimation consistency depends entirely on the match between your press and the attachment. I have ranked these to help you find the best performance without wasting time on incompatible gear.

Best ForProductNameScore
Large Shot Glasses PYD Life 5 Pin 3 OZ Tapered Shot Glasses Press Attachment PYD Life 5 Pin 3 OZ Tapered Shot Glasses Press Attachment 9.8/10 View on Amazon
Straight Tumbler Sublimation PYD Life 3 OZ Straight Tumbler Heat Press Attachment PYD Life 3 OZ Straight Tumbler Heat Press Attachment 9.7/10 View on Amazon
Small Shot Glasses PYD Life 5 Pin 1.5 OZ Tapered Shot Glasses Press Attachment PYD Life 5 Pin 1.5 OZ Tapered Shot Glasses Press Attachment 9.5/10 View on Amazon
DIY Cup Turning Openfly Cup Turner Foam Set, 6Pcs Detachable Tumbler Turner Inserts for 3/4 Inch PVC Pipe Cup Turner Spinner Foams for Tumbler Epoxy Pen Turner Attachment for 10 oz 12 oz 20 oz 30 oz Tumblers Crafting Openfly Cup Turner Foam Set, 6Pcs Detachable Tumbler Turner Inserts for 3/4 Inch PVC Pipe Cup Turner Spinner Foams for Tumbler Epoxy Pen Turner Attachment for 10 oz 12 oz 20 oz 30 oz Tumblers Crafting 9.3/10 View on Amazon
Standard Tumbler Sizes PYD Life 5 Pin 30 OZ 20 OZ Tumbler Mug Heat Press Attachment PYD Life 5 Pin 30 OZ 20 OZ Tumbler Mug Heat Press Attachment 9.1/10 View on Amazon
Mixed Drink Lovers Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir 9.0/10 View on Amazon
Epoxy Resin Work Cup Turner for Crafts Tumbler,Tumbler Turner DIY Glitter Epoxy Resin Tumblers,Epoxy Resin Mixer Attachment with Silent Motor Two-Way Rotation Silicone Pad, Cup Spinner (Rose-Gold) Cup Turner for Crafts Tumbler,Tumbler Turner DIY Glitter Epoxy Resin Tumblers,Epoxy Resin Mixer Attachment with Silent Motor Two-Way Rotation Silicone Pad, Cup Spinner (Rose-Gold) 8.8/10 View on Amazon
Mixed Drink Lovers Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir (Option 2) Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir (Option 2) 8.6/10 View on Amazon
Versatile Sublimation Projects BetterSub 3in1 Tumbler Mug Heat Press Machine 30 OZ 20 OZ 16 OZ Sublimation Straight Skinny Tumbler Mug 3 OZ 1.5 OZ Shot Glass,11 OZ 15 OZ 19 OZ Sublimation Mug Heat Transfer BetterSub 3in1 Tumbler Mug Heat Press Machine 30 OZ 20 OZ 16 OZ Sublimation Straight Skinny Tumbler Mug 3 OZ 1.5 OZ Shot Glass,11 OZ 15 OZ 19 OZ Sublimation Mug Heat Transfer 8.4/10 View on Amazon
Tapered Wine Tumblers PYD Life 5 Pin 12 OZ Tapered Wine Tumbler Tumbler Press Attachment PYD Life 5 Pin 12 OZ Tapered Wine Tumbler Tumbler Press Attachment 8.2/10 View on Amazon

1. PYD Life 5 Pin 3 OZ Tapered Shot Glasses Press Attachment

PYD Life 5 Pin 3 OZ Tapered Shot Glasses Press Attachment

This attachment earns its high ranking because of its specialized shape, which accommodates those tricky tapered profiles that standard presses simply cannot handle. It provides an even distribution of heat across the entire surface.

In my view, this is the most reliable choice for anyone specifically focused on shot glass production. It manages heat retention effectively without creating the hot spots that often ruin delicate designs.

Buyers appreciate the snug fit for tapered glass profiles.
The build quality is consistent for repeated cycles.

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2. PYD Life 3 OZ Straight Tumbler Heat Press Attachment

PYD Life 3 OZ Straight Tumbler Heat Press Attachment

This is the ideal tool for the buyer who prioritizes straight tumbler sublimation and wants to avoid the frustration of uneven pressure. It simplifies the workflow for uniform mugs.

I think this piece is essential for professional-grade results on cylindrical items. It maintains steady contact, which is vital for high-quality, crisp image transfers.

Users find the setup process straightforward and quick.
It works best when paired with a compatible heating base.

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3. PYD Life 5 Pin 1.5 OZ Tapered Shot Glasses Press Attachment

PYD Life 5 Pin 1.5 OZ Tapered Shot Glasses Press Attachment

An interesting feature here is the five-pin connection, which provides a very secure electrical link to your press compared to cheaper, loose-fitting alternatives. This ensures that the temperature remains stable throughout the entire cycle.

I find this to be a clever design for small-scale projects. It ensures that even the smallest items receive uniform heat distribution, which is rarely a given in this category.

The pin connection is frequently cited as a stability upgrade.
It is sized perfectly for standard 1.5 ounce shot glasses.

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4. Openfly Cup Turner Foam Set, 6Pcs Detachable Tumbler Turner Inserts for 3/4 Inch PVC Pipe Cup Turner Spinner Foams for Tumbler Epoxy Pen Turner Attachment for 10 oz 12 oz 20 oz 30 oz Tumblers Crafting

Openfly Cup Turner Foam Set, 6Pcs Detachable Tumbler Turner Inserts for 3/4 Inch PVC Pipe Cup Turner Spinner Foams for Tumbler Epoxy Pen Turner Attachment for 10 oz 12 oz 20 oz 30 oz Tumblers Crafting

The most common complaint involves the foam density, which some users find too soft for heavy, epoxy-heavy projects. However, the detachable design offers a versatile solution for varying cup sizes.

I believe these are a smart, low-cost investment for hobbyists who enjoy DIY cup turning. They allow for a quick transition between different tumbler diameters without needing a whole new machine.

Buyers note that the foam needs careful sizing for best results.
These are compatible with most standard PVC pipe turner arms.

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5. PYD Life 5 Pin 30 OZ 20 OZ Tumbler Mug Heat Press Attachment

PYD Life 5 Pin 30 OZ 20 OZ Tumbler Mug Heat Press Attachment

Compared to the smaller shot glass attachments, this unit offers a much larger surface area that makes it the workhorse of the shop. It handles standard tumbler sizes with ease.

I prefer this for projects involving larger drinkware. It provides the necessary scale to ensure that full-wrap designs do not shift during the heating process.

The heating element is known for its durable construction.
It is the standard recommendation for 20 and 30 ounce vessels.

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6. Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir

Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir

This system became popular due to its dual-function design, which combines a standard tumbler with a hidden reservoir for mixed drinks. It is a unique market entry that attempts to solve two problems at once.

I suspect the appeal is largely driven by its convenience for outdoor activities. However, it is important to confirm that the stainless steel construction meets your specific insulation needs before purchasing.

Users praise the hidden reservoir feature for its discreet design.
The cup holder compatibility is a major selling point.

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7. Cup Turner for Crafts Tumbler,Tumbler Turner DIY Glitter Epoxy Resin Tumblers,Epoxy Resin Mixer Attachment with Silent Motor Two-Way Rotation Silicone Pad, Cup Spinner (Rose-Gold)

Cup Turner for Crafts Tumbler,Tumbler Turner DIY Glitter Epoxy Resin Tumblers,Epoxy Resin Mixer Attachment with Silent Motor Two-Way Rotation Silicone Pad, Cup Spinner (Rose-Gold)

This turner earns its ranking by featuring a silent motor, which is a massive upgrade over the loud, grinding units that often plague this type of equipment. It keeps the workspace peaceful during long curing sessions.

I consider this the gold standard for anyone doing glitter and epoxy work. The two-way rotation feature is helpful for ensuring an even coat of resin.

The silent operation is the most praised feature in feedback.
Assembly is reported to be intuitive and quick.

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8. Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir (Option 2)

Flaskap FreePour System: 6oz Mixed Drink Tumbler Attachment and 26oz Cup Holder Friendly, Stainless Steel Water Bottle, Removable Hidden Flask Reservoir (Option 2)

This is the perfect gear for the mixed drink enthusiast who likes to keep their beverage options close at hand. It caters to those who value both utility and a hidden, secondary drink chamber.

In my judgment, this is a niche product that succeeds because it is so specific. It fills a gap for people who want a versatile water bottle that doubles as a party tool.

The system holds up well under daily usage conditions.
Removable parts make cleaning the reservoir fairly simple.

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9. BetterSub 3in1 Tumbler Mug Heat Press Machine 30 OZ 20 OZ 16 OZ Sublimation Straight Skinny Tumbler Mug 3 OZ 1.5 OZ Shot Glass,11 OZ 15 OZ 19 OZ Sublimation Mug Heat Transfer

BetterSub 3in1 Tumbler Mug Heat Press Machine 30 OZ 20 OZ 16 OZ Sublimation Straight Skinny Tumbler Mug 3 OZ 1.5 OZ Shot Glass,11 OZ 15 OZ 19 OZ Sublimation Mug Heat Transfer

An unexpected but brilliant feature is the versatile modular design, which allows the user to switch between various attachment sizes without needing multiple bulky machines. It saves significant space on a workbench.

I consider this my top recommendation for anyone starting a sublimation business. It provides the most flexibility for a wide variety of drinkware and is consistently rated as a reliable machine.

Most users highlight the time-saving benefits of the 3-in-1 system.
It covers the widest range of tumbler and mug sizes.

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10. PYD Life 5 Pin 12 OZ Tapered Wine Tumbler Tumbler Press Attachment

PYD Life 5 Pin 12 OZ Tapered Wine Tumbler Tumbler Press Attachment

A common limitation is that the shape is so specific to tapered wine tumblers that it cannot be used for other drinkware. You must be sure your inventory matches these dimensions exactly.

I think this is a highly effective tool for those who specialize in that specific silhouette. It does exactly what it promises without unnecessary complexity.

Buyers warn that it will not fit straight-walled tumblers.
The heat transfer is consistently crisp on tapered surfaces.

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Choosing Between Them

For those looking to maximize their setup, I recommend the BetterSub 3in1 machine because it offers the most flexible heat press options for various container sizes. It is the best choice for anyone needing a versatile sublimation solution that grows with their project list. I would personally point most people here because it eliminates the need for a cluttered workshop filled with single-use attachments.

It is helpful to remember that these attachments often require a specific compatible base unit to function correctly. If you are mixing brands, check the pin configuration on your press to ensure a secure electrical connection before you settle on your purchase. Choosing the right hardware up front will save you from future headaches and ensure your prints remain professional.

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