Amazon has the 0.34oz Buasch + Lomb Blink Contacts Dry Contacts Lubricating Eye Drops for Soft & RGP Contact Lenses on sale for $6.54 - $2.85 off (check “Save an extra” box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel at any time) = $3.36 with free shipping on $35+ or with Prime.