Protect your teeth, lips and tongue. This mouthguard is designed to absorb impacts to the mouth area and distribute force across your jaw preventing injury. This unique guard has a multi-layer construction with an internal shock-absorbing frame offers protection and fit that outperforms conventional mouthguards. Case included. How to mould your mouthguard: simply place your mouthguard in boiling water for 40 seconds, place in your mouth and push the mouthguard against your teeth with your fingers and bite down lightly, pull the guard tighter to your teeth by placing your tongue against the roof of your mouth and sucking the air and water out. To finish run under cold water.