Lip Blok (TM) / Mouthpiece - 3/4 Inch Tip Size

Using the Lip Blok™ on straws discourages the child from biting the straw or thrusting the tongue. It also corrects tongue position. Sized at 3/4 inch which is the "sipping" length measured from the block cirlce upward to straw tip. Sold as 6/pk.

MADE in the USA ensures that all plastics and colors used are compliant with the FDA.