Recommended by a tutor of fine embroidery, received in three days and are very successful.
Have recommended these lenses to all my needlework friends. They are so easy to use on current glasses.

Approximate cost: $26

Hydro Tac responded to my email enquiries and poted the product quickly and as promised - I am happy to recommend them.

Approximate cost: $27

very fast & reliable, the lenses went to my diving mask.i ordered on monday & recieved the lenses on thursday.

Approximate cost: $ 31.00