Evaluation of the Performance of Different Daily Disposable Lens Designs in Habitual Soft Contact Lens Wearers

Inclusion Criteria: 1. Is at least 18 years of age and has full legal capacity to volunteer; 2. Has read and signed an information consent letter; 3. Self reports having a full eye examination in the previous two years; 4. Anticipates being able to wear the study lenses for at least 8 hours a day, 7 days a week; 5. Is willing and able to follow instructions and maintain the appointment schedule; 6. Habitually wears soft contact lenses, for the past 3 months minimum; 7. Has refractive astigmatism no higher than -0.75DC in each eye; 8. Can be fit and achieve binocular distance vision of at least 20/30 Snellen (Available lens parameters are sphere -1.00 to -6.00D, 0.25D steps). Exclusion Criteria: 1. Is participating in any concurrent clinical or research study; 2. Habitually wears one of the study contact lenses; 3. Has any known active\* ocular disease and/or infection that contraindicates contact lens wear; 4. Has a systemic condition that in the opinion of the investigator may affect a study outcome variable; 5. Is using any systemic or topical medications that in the opinion of the investigator may affect contact lens wear or a study outcome variable; 6. Has known sensitivity to the diagnostic sodium fluorescein used in the study; 7. Self-reports as pregnant, lactating or planning a pregnancy at the time of enrolment; 8. Has undergone refractive error surgery or intraocular surgery.