Custom Hard Night Guard (2-Pack)

(5 customer reviews)

$ 169.00 & Free Shipping

$169 for 2 guards — just $85 each

Rigid, high-durability guard built for heavy to severe grinding and clenching.

  • Custom-fit from your impressions
  • FDA-cleared, BPA-free materials
  • Free shipping both ways
60-Night Guarantee — free replacement or full refund
SKU: N/A Category: Brand:

Description

Custom Hard Night Guards — Built for Heavy Grinders

If you grind hard or have chewed through softer guards, you need one that can take it. Our hard night guard is a single, rigid layer of FDA-cleared, BPA-free thermoplastic, custom-made from your impressions — two guards for $169 (just $85 each), versus the $170–$210 most labs charge for a single guard.

Custom hard night guard

Why choose a hard guard?

Hard guards are the most durable option — built for heavy to severe grinding and clenching. The rigid material resists abrasion, distributes bite force evenly, and keeps the jaw stable through the night, protecting enamel and dental work like crowns and veneers.

Hard night guard protecting teeth from grinding

OTHER LABS
$170–$210
per single guard
WITH OKI GUARDS
$85 each
2 guards for $169 — a spare included

How it works — 3 simple steps

  1. Order your kit. We mail you an impression kit with trays, putty, a backup set, and a prepaid return mailer.
  2. Take your impressions at home using our step-by-step guide and how-to video, then mail them back free.
  3. We craft & ship. Our lab fabricates your custom guards from your exact impressions and delivers them in a few days.

How Oki custom night guards work in three steps

Choose your thickness

1.5 mm
Slimmer profile with firm, solid protection — a good balance of feel and strength.
3.0 mm
Maximum durability for heavy grinders or anyone who’s worn through thinner guards.

Upper or lower?

Both arches work well. Many people choose upper out of habit; some prefer lower as it feels less noticeable. Pick the arch you’ll wear most consistently, or follow your dentist’s recommendation — consistency matters most.

What’s in your kit

  • Three tray sizes + two putty sets (one backup)
  • Prepaid return mailer & step-by-step guide
  • Access to our how-to impression video
  • Two finished custom night guards, made in the USA

Waking up refreshed after wearing a custom night guard

Care & when to replace

  • Rinse after each use; brush gently with a soft brush (avoid abrasive toothpaste).
  • Let it dry fully and store in a ventilated case.
  • Replace if you notice cracks, chips, uneven thinning, or new sore spots.
  • Heavy grinders usually get longer life from the 3.0 mm; 1.5 mm suits those wanting a slimmer feel.
✅ FDA-cleared materials
✅ BPA-free
🇺🇸 Made in a U.S. lab
🛡️ 60-night guarantee

FAQ

Is a hard guard uncomfortable?
It feels stiffer than a soft guard at first, but because it’s custom-fit to your teeth, most people adapt within a few nights.

Hard or soft — which do I need?
Choose hard if you grind heavily or have worn through softer guards. Lighter grinders may prefer our soft or hybrid guards.

How long does it last?
Hard guards outlast softer materials for strong grinders — and you get two, so there’s always a spare.

What if the fit isn’t right?
You’re covered by our 60-night guarantee — free replacement or full refund.

See How It Works →

Additional information

Placements

2 UPPER, 2 LOWER, UPPER & LOWER

Size

1.5 mm, 3.0 mm

5 reviews for Custom Hard Night Guard (2-Pack)

  1. Gail B. (verified owner)

    Went back and forth with Oki about type, material etc. Their knowledge and expertise in customer service was above and beyond.
    As far as the product?
    My mouth guard (s) fit like a glove and are very comfortable.
    As far as PRICE?
    Unbelievably affordable. My dentist wanted $875!!!
    These are comparable to what I would have gotten from my dentist, and LESS EXPENSIVE.
    Highly recommend Oki.

  2. William (verified owner)

    Perfect fit. Excellent service. Resting well with no grinding.

  3. Berhane Gebreab (verified owner)

    It’s good thanks

  4. Anonymous (verified owner)

    Received these very quickly after I sent molds. Perfect fit & great quailty & price. I’m getting better sleep because of them. Highly recommend.

  5. Anonymous (verified owner)

    Shipped fast, instructional video to make the molds were very clear and easy to do. Taking the photo to have someone review it was prompt. Everything was easy and saved me 800$–I didn’t have to go through my dentist to get it done. I’ve been using the mouthguards every night for about a month so far. Thank you!

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