Abstract: The present invention discloses a mouthguard that conforms to the dental configuration of a wearer to protect from bruxism or grinding of teeth. The mouthguard comprises at least one U-shaped channel with an inner member attached to an outer member, and at least one protrusion is provided on integrally extends from a central front and a central rear portion of the at least one channel. The inner member is made of deformable material and the outer member is made of flexible material. The U-shaped channel is configured to receive an upper or lower row of teeth of the wearer. The protrusion is configured to act as a cushion contact when the upper and lower teeth are moved towards one another. The mouthguard could be remolded by the wearer, based on their requirement or comfort.