The ConfiDental Nighttime Dental Guard is an over-the-counter moldable mouth guard that protects against symptoms of bruxism, including nighttime jaw clenching and grinding of the teeth. When worn properly, the guard protects the teeth and greatly reduces noise associated with bruxing and teeth-grinding. The Kit Includes: - 2 pieces of Model I - Dental Guards Dimensions are as follows: Base 3mm, Wall 3mm, Length 5.2 cm (From the front teeth to the back molar) - 2 pieces of Model II - Dental Guards Dimensions are as follows: Base 4mm, Wall 2mm, Length 5.2 cm (From the front teeth to the back molar) - 2 pieces of Model III - Dental Guards Dimensions are as follows: Base 6mm, Wall 3mm, Length 4.2 cm (From the front teeth to the back molar) - 3 pieces of Model IV - Dental Guards Dimensions are as follows: Base 3mm, Wall 3mm, Length 6.2 cm (From the front teeth to the back molar) - 3 pieces of Model V - Dental Guards Dimensions are as follows: Base 4mm, Wall 3mm, Length 5.2 cm (From the front teeth to the back molar) - Travel Hygiene Case Step-by-step instructions for the molding and fitting process