Soldier Mouthguard with Tethers – One Size Fits All – New in Box (A) The Soldier Mouthguard with Tethers is a durable and reliable mouthguard designed for adults of any gender. Made by the trusted brand Soldier in the United States, this one-size-fits-all mouthguard features a white color and comes new in the box. With tethers for added security, this mouthguard provides essential protection for individuals engaging in sportsactivities. Its high-quality design and convenient features make it a must-have for athletes looking to safeguard their teeth during intense training sessions.