A box of 20 Vials supplied Brand New Boxed SENT FLAT PACKED x 2 2 boxes of 20 Vials supplied Brand New Boxed x2 = 40 vials A preservative free eye drop in SDU format, to alleviate the symptoms of contact lens discomfort. Product Information Preservative free eye drop Contact lens compatible Suitable for all ages Contains 0.1% Sodium Hyaluronate to help moisturise the ocular surface and manage symptoms of contact lens discomfort. Comes in Single Dose Units, each containing 0.4ml How To Use Tear off the SDU from the pack, Bend your head backwards, pull the lower eyelid downwards with your forefinger to gently squeeze the SDU and let 1-2 drops fall into the eye, alternatively, insert the drop into the contact lens before inserting into the eye. icon icon icon icon icon A preservative free eye drop in SDU format, to alleviate the symptoms of contact lens discomfort.Product InformationPreservative free eye dropContact lens compatibleSuitable for all agesContains 0.1% Sodium Hyaluronate to help moisturise the ocular surface and manage symptoms of contact lens discomfort.Comes in Single Dose Units, each containing 0.4mlHow To UseTear off the SDU from the pack, Bend your head backwards, pull the lower eyelid downwards with your forefinger to gently squeeze the SDU and let 1-2 drops fall into the eye, alternatively, insert the drop into the contact lens before inserting into the eye. Optase Comfort Drop is an effective preservative and phosphate free eye drop formula that provides relief from dry, irritated eyes due to contact lens wear. Convieniently supplied in 20 recyclable single dose units making Comfort Drops easy to use on the go. Suitable for all ages.