Use this coupon code at checkout: 9CBF4UNB
Right now you can get the Ariella Nature Mouth Guard for Grinding Teeth for $19.99 on Amazon. Use coupon code: 9CBF4UNB to get an additional $10.00 off to make it $9.99. Shipping is free with Amazon Prime or orders over $25.
Amazon.com price frequently change and can happen at any time. Please refer to post date to see when deal was posted.