---
product_id: 154401302
title: "Onestmi Adjustable Bruxism Night Mouthpiece Sleep Mouthguard Mouth Guard Aid for Men and Women and Give You The Best Sleep"
brand: "onestmi"
price: "FREE"
currency: EUR
in_stock: false
category: "Sports"
url: https://www.desertcart.fi/products/154401302-onestmi-adjustable-bruxism-night-mouthpiece-sleep-mouthguard-mouth-guard-aid
store_origin: FI
region: Finland
---

# Onestmi Adjustable Bruxism Night Mouthpiece Sleep Mouthguard Mouth Guard Aid for Men and Women and Give You The Best Sleep

**Brand:** onestmi
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Onestmi Adjustable Bruxism Night Mouthpiece Sleep Mouthguard Mouth Guard Aid for Men and Women and Give You The Best Sleep by onestmi
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/154401302-onestmi-adjustable-bruxism-night-mouthpiece-sleep-mouthguard-mouth-guard-aid)

## Best For

- onestmi enthusiasts

## Why This Product

- Trusted onestmi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Note: Bite down hard and suck out all the air. Also, press firmly on your lips so that the soft gel portion molds even better. When biting down, remember not to bite too hard where your teeth bite through the soft gel and are now touching the hard plastic. The Size of mouth:NOT suitable for small mouth.Ideal for mouths 2&quot; - 5&quot;. Makes the mouth guard the most effective mouthpiece on the market  Features: 1.BRUXISM SUPPORT // NO MORE GRIND, Prevents teeth grinding at night. Saving Teeth is Happy Teeth :) 2.LOCK TECH // NEW Precision LOCK (NO MORE SLIP) technology, locks the mouthpiece in place at your desired setting, this can be changed at any time. 3.CLEAR MEASUREMENT // Reading to easily calibrate the mouthpiece to your desired setting. 4.PRECISION // NEW EASY MOLD Automold to your bite, just boil in water and then bite down on the moutpiece to form a comfortable mouthpiece customized to your bite.  Working theory: The soft tissue at the back of the thr-oat relaxes during sleep, partially blocking the airway. As air rushes through this narrowed opening, it causes the tissue to &#x201C;flutter&#x201D; like a flag in the wind. Then make the then vibration. With our device,It help gently holds your lower j-aw forward, opening the upper airway and eliminating the vibrations.  Warranty :6 months, we can send you new one or full refund if you do not satisfied with our product( product do not work for you / damage) Attention&#xFF1A; Please check the size before you purchase, the size of the Onestmi adjustable mouth guard is bigger than the averages. This is not suitable for people with small mouths&#xFF01;&#xFF01; Product include: 1x mouthpiece 1x white box case 1x instruction book

## Features

- Easy to Use : Just immerse the device in boiling water and mold it to the shape of your mouth. We include a step-by-step Instruction Guide in product.
- New Design:LOCK TECH // Precision lock technology, locks the mouthpiece in place at your desired setting, this can be changed at any time.CLEAR MEASUREMENT // Reading to easily calibrate the mouthpiece to your desired setting. Makes the mouth guard the most effective mouthpiece on the market.
- Safe& Comfortable - We ensure that our products are made of safe materials, well-constructed, and comfortable to use every single day.
- How to Work : Our mouthpieces use jaw-repositioning technique - the device gently holds your lower jaw forward, opening the upper airway and eliminating the vibrations that make you sleep better at night.
- 100% Satisfaction: 6 Months warranty. we can send you new one or full refund if you do not satisfied with our product( product do not work for you / damage)

## Images

![Onestmi Adjustable Bruxism Night Mouthpiece Sleep Mouthguard Mouth Guard Aid for Men and Women and Give You The Best Sleep - Image 1](https://m.media-amazon.com/images/I/31gk7ztmTNL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.fi/products/154401302-onestmi-adjustable-bruxism-night-mouthpiece-sleep-mouthguard-mouth-guard-aid](https://www.desertcart.fi/products/154401302-onestmi-adjustable-bruxism-night-mouthpiece-sleep-mouthguard-mouth-guard-aid)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-25*