Recommended for side teeth grinding. This product is made of Monoprene and is 100% free of BPA and Phthalate! The StressGard® Night-time Dental Guard is uniquely designed by an orthodontist with a patented flexible groove to help you deal with the daily stress and tension that may cause you to clench and grind. Recommended for people who grind their molars (side teeth). The product was designed by the American Orthodontist, Dr. James Bancroft to provide the most cost effective simple solution for the millions of adults who grind and clench their teeth. Grinding and clenching can cause damage to your teeth, chipping teeth, loosening fillings and causing a loss of enamel. The StressGard™ provides a cushion between your upper and lower teeth thus helping to protect them from the harmful effects of grinding and clenching. Compare the StressGard™ to any and all of the other night guards and we believe you will find the StressGard™ to be the most cost effective, easiest to use and comfortable night guard available. StressGard™ Night Guard requires no boiling or molding to fit. It is ready to use right out of the package. How to use Simply place the StressGard™ Night Guard between the upper teeth and lip and the bite tabs between your upper and lower teeth. It can also be used on your lower teeth. Simply flip the StressGard™ Night Guard over and place between your lower lip and bottom teeth and once again the bite tabs between your upper and lower teeth. The StressGard™ Night Guard is simply designed to keep your upper and lower teeth apart. It does not “fit” tightly around your teeth. Any part of the StressGard™ Night Guard can be trimmed with scissors. To adjust the length of the bite tabs simply trim to the length you want. General care After use we recommend rinsing with soap and water. When first starting with the StressGard™ Night Guard, we suggest wearing it for a couple of hours to get used to it, people tend to salivate when they put something new in their mouth until the acclimate to it. Special note StressGard™ Night Guard is a one size fits all product and is a reasonable method to self addressing the issue of uncomplicated jaw tension related discomfort. However, we do not recommend using this product if you are currently undergoing Dental or Orthodontic treatment or using retainers or braces without consulting your dental professional. Recommended for adult (over 18's only) 30-day Piece of mind returns policy For your piece of mind, we offer a full refund on StressGard products if not fully satisfied with it's performance. Simply email us with your reason for its return quoting your account or order number and we will extend a full refund... Refunds extended within 30-days of date of purchase.