Boxing mouthguards come in stock, boil-and-bite and dentist-made custom formats. Stock guards arrive preformed, boil-and-bite guards are softened and molded by following their maker's directions, and custom guards are made to an individual's mouth by a dentist. Check event rules, fit and any dental appliances before choosing a style.
Choose a mouthguard by how it is fitted, how it feels and what your event requires. A model that fits one wearer or rule set may not suit another, so compare the format and ask a dental professional about braces or other appliances.
Compare the three formats
| Format | How it is made | Buying tradeoff |
|---|---|---|
| Stock | Preformed and ready to wear | Available without molding; compare the size and how much bulk it adds |
| Boil-and-bite | Softened and shaped by following the product instructions | User-molded fit; the heating and molding steps are model-specific |
| Dentist-made custom | Made by a dentist for the individual wearer | Personalized fabrication and fitting; requires a dental appointment |
The American Dental Association’s MouthHealthy guide describes all three formats. It recommends following the manufacturer’s instructions for boil-and-bite models and contacting a dentist or orthodontist about fit with braces or fixed dental work.
Check fit and competition rules
Use the product instructions to assess the fit and replacement schedule. The ADA advises replacing a guard that is damaged, worn or ill-fitting and discussing replacement with a dentist. For boxing, check the rules of your gym, tournament, commission or sanctioning body because equipment requirements can vary.
If a custom guard is being considered, bring the question to a dentist who can account for teeth, braces and changes to the bite. For a boil-and-bite product, do not substitute a generic molding method; use the steps supplied with that model.
Make the choice
| If you prioritize… | Compare… |
|---|---|
| Ready-to-wear setup | Stock format, available sizes and how it feels in the mouth |
| Home molding | Boil-and-bite directions, remolding limits and fit after molding |
| Individualized fabrication | Dentist-made format, appointment and dental fit advice |
| Competition use | Event’s written equipment rule and required model criteria |
| Braces or dental work | Guidance from the dentist or orthodontist who knows the appliance |
Store the guard in its vented case and follow the cleaning instructions. Replace it when the manufacturer or dentist says to, or sooner if it is damaged or no longer fits.
For a model-specific molding example, see our Shock Doctor Gel Max Power fitting guide.
Related: boxing headgear guide, boxing hand wraps guide, boxing glove size chart, and home grappling mats. Visit the training gear hub.
Sources
Common questions
Are boil-and-bite mouthguards better than stock mouthguards?
A boil-and-bite model is softened and molded according to its instructions, while a stock model arrives preformed. Compare fit, bulk and whether the guard stays in place comfortably.
Are custom mouthguards worth considering for boxing?
A dentist makes a custom guard for the individual wearer. Ask a dentist whether that format suits your teeth, braces or other dental work.
Can you use a mouthguard with braces?
Ask an orthodontist or dentist to choose a guard that fits around the specific braces or fixed dental appliance.
How do I mold a boil-and-bite mouthguard?
Follow the exact heating, molding and cooling steps supplied with that model; instructions vary between products.