In game units where natural cervid urine is no longer in use, Code Blue Synthetic Buck Urine is the logical deer attractant to use. Code Blue Synthetic Buck Urine has been scientifically formulated to replicate the potent smell of natural buck urine. Unlike real urine however, synthetic buck urine does not breakdown and become ineffective with age. Use synthetic buck urine with mock scrapes, active scrapes or with scent drags and scent wicks, from pre-rut all through peak-rut. Does not contain deer urine. Use where natural deer urine is banned Replicates potent, natural buck urine Scientifically formulated Use pre-rut through peak rut Does not contain deer urine