Mouthguards should be used in contact and non-contact sports to reduce the risk of concussion and mouth related injuries. The thickness of a mouthguard determines its effectiveness. The thickness of the cushion between the upper and lower jaw is the critical criteria in purchasing a mouthguard. Varsity size is for ages 11 and up. 25 per pack. Colors Options: Black, Clear, Gold, Green, Maroon, Navy, Orange, Purple, Royal, Scarlet. Made in the USA.