These are the newest line of low-profila lacrosse mouthpieces from Shock Doctor. We love this brand here at Lax.com because of the quality and fit. These guys have been turning out best sellers year after year ... and this new wave of technology makes it much easier to breath and communicate on the field. Low profile pieces like this and Sisu are showing up all over the fields this year. Tray a pair out and we doubt you will ever switch back . See you on the fields . Lax.com