90 Day Guarantee
Try it out! If you’re not satisfied, you can always return the Mouthguard within 90 days for a full refund. Our commitment to you is 100% satisfaction. We stand behind our products and will provide you with nothing less than our personal best from our long-standing team. We guarantee you will love your Sentinel Mouth Guard product. If you are dissatisfied with your product for any reason, you can either contact Sentinel within 90 days for a full refund or opt to continue working with us until you get a great fitting guard.