Custom-fit protection for all contact sports, athletes, teams, and gyms

CUSTOM MOUTHGUARDS
THAT FIT AS GOOD AS THEY LOOK.

RELENTLESS builds custom mouthguards for Tacoma and greater Seattle athletes with an at-home impression kit so you get a competition-ready fit, premium finish, and a design that actually looks like your brand.

Design Your Guard → See Recent Work

Recent Work

PICK A LOOK THAT HITS HARD

A quick look at real design directions before you build yours.

Red and blue custom mouthguard with graphic artwork

Green Pop

Team Red

Team Blue

Custom Fit

Made from your DIY at-home impression kit for a tighter, cleaner fit than boil-and-bite gear.

Premium Design

Choose a base color, upload artwork, and get a proof review on Custom Graphics builds.

Free Kit Shipping

Your impression kit ships first, with a simple return workflow before production starts.

Dual Layer Custom Graphics RELENTLESS mouthguard

START WITH DUAL LAYER CUSTOM GRAPHICS

Built for athletes who want dual-layer protection, custom graphics, and a proof before production.

$149 includes shipping and impression kit

Start Your Order → Compare all packages

CUSTOM MOUTHGUARDSTHAT FIT AS GOOD AS THEY LOOK.