 This is where most of the grinding and clenching occurs. The Brux Nightguard redirects the bite force away from the back teeth, reducing jaw pain while still protecting the teeth. This unique design is what makes Brux Nightguard different from all other traditional grind guards. Order your Brux Nightguard today and get 10% off plus free shipping. Go to bruxnightguard.com and enter the code BRUX91. That's B-R-U-X-9-1. Staff Guild.