Definition
Doming is a decoration method that seals a printed label or badge under a clear polyurethane resin, which cures into a raised, glass-like dome. The resin magnifies the artwork underneath and adds a tactile bump you can feel with a fingertip. Doming turns a flat sticker into a durable, three-dimensional badge, which is why it shows up on everything from pens to control panels.
Definition
Doming starts with a printed label, usually digital or screen printed onto a self-adhesive film. A measured drop of two-part polyurethane resin is dispensed onto the label, where surface tension pulls it into a smooth dome that stops neatly at the die-cut edges. The resin then cures into a hard, crystal-clear layer. For example, a 25mm round logo sticker for a promotional keyring gets a domed coat, so the finished badge looks like a moulded enamel pin rather than a printed sticker.
How doming works
The resin is a two-component polyurethane, mixed from a base and a hardener just before it is applied. Polyurethane is chosen over cheaper epoxy for anything used outdoors, because it resists yellowing under UV light. The dome is either hand-poured for short runs or dispensed by a robotic doming machine for volume, then left to cure at room temperature or in a low-heat oven for a few hours.
Once cured, the dome is tough. It shrugs off scratches, water, mild solvents, and daily handling, so a domed badge outlasts a plain printed label by years. The clear resin also works like a lens, deepening colours and giving the artwork visible depth. Edges stay clean because the resin self-levels to the die-cut shape and holds a rounded profile without spilling over. That combination of gloss and depth is closer to the raised feel of embossing than to a flat printed graphic.
The trade-offs are shape, size, and lead time. Doming suits simple convex shapes like circles, rectangles, and ovals, since sharp internal corners can trap air or let resin run. Very large domes can look uneven, and every piece needs curing time before it can ship. Cost sits above a plain sticker but well below moulding a metal badge, which makes doming a middle ground when you want a premium feel at promotional volumes.
Doming in branded merch
- Keyrings and badges. A domed logo disc gives a low-cost giveaway a solid, jewel-like finish that feels far more valuable than its price, ideal for event handouts and welcome kits.
- Product and equipment labels. Domed labels resist water, cleaning chemicals, and abrasion, so they hold a brand name and serial details on machinery, tools, and appliances for the life of the product.
- Pen clips and USB drives. Small domed emblems wrap a logo around curved or tiny surfaces where pad printing alone would look flat, adding shine to gadgets and writing instruments.
Doming is a finishing process that covers a printed label in clear resin, which cures into a raised, glossy dome that protects and magnifies the design.
5 tips to elevate your Doming strategy
| Tip | Steps |
|---|---|
| Keep shapes simple | Choose circles, ovals, or rounded rectangles so the resin domes evenly and edges stay clean. |
| Specify polyurethane | Ask for PU resin, not epoxy, on anything used outdoors so the dome will not yellow. |
| Mind the minimum size | Avoid very small text and thin lines, since the dome magnifies flaws as much as detail. |
| Plan for curing time | Build a few extra days into the schedule, because domed pieces must cure before packing. |
| Match the adhesive | Pick a backing adhesive rated for the surface, whether that is skin-safe, outdoor, or high-tack. |
Key Terminologies
Frequently Asked Questions
What material is used for doming?
Doming uses a two-part polyurethane resin mixed from a base and a hardener. Polyurethane resists UV yellowing, which makes it the standard choice over epoxy for items used outdoors.
Is doming durable?
Yes. Once cured, the resin dome resists scratches, water, mild solvents, and daily wear. A domed label typically outlasts a plain printed sticker by several years.
What shapes work best for doming?
Simple convex shapes such as circles, ovals, and rounded rectangles dome most evenly. Sharp internal corners can trap air or let resin run, so intricate outlines are harder to finish cleanly.
How long does doming take to cure?
Most domes cure within a few hours at room temperature, and a low-heat oven can speed it up. Full hardness develops over a day or so, so build curing time into your lead time.
Is doming more expensive than a normal sticker?
It costs more than a flat printed label but far less than a moulded metal badge. Doming is a mid-priced way to give promotional items a premium, three-dimensional finish.