Thank you for viewing! …………………………………………………………………… Eye patch for strabismus and amblyopia training Eye Patch A-2 Light-blocking type White For infants (3 years old and up) 30 pieces + 13 pieces, for a total of 43 pieces. My two daughters used these for amblyopia, but we no longer need them, so I am selling them. Expiration date is June 2027. * When shipping, I will take the patches out of the box and ship them in a package less than 3cm thick. * The box is not included. * We do not have any pets, and we do not smoke. Thank you for reading!