Fertile-Focus is the first affordable, high-quality saliva fertility test that allows you to predict ovulation with accuracy and ease-of-use. And best of all, its completely re-usable! To predict ovulation, simply place a drop of saliva on the lens and let it dry. With the sharp, focalizable 60X magnification lens, Fertile-Focus allows you to confidently pinpoint when you are most likely to conceive. When a woman is about to ovulate, a distinct crystal "ferning" pattern becomes present in her saliva due to hormonal changes. With Fertile-Focus you receive: Quality: A sturdy metal body & quality lens means Unlimited Tests! Clarity: A powerful 60X magnification lens for 98% accuracy and ease-of-use.Discretion: Fertile-Focus looks like an attractive lipstick case! Convenience: Test anytime and anywhere. Results in just five minutes. Affordability: At just 4.95, Fertile-Focus is the best value on the market!