Wildlife Research Center engineered Estrus Gold Synthetic Doe Estrous Scent to smell like fresh, high-quality doe estrus urine, then Super Charged it with Scent Reflex Technology. Use Estrus Gold synthetic deer attractant in areas where using natural deer urine is no longer an option. Doe Estrous Scent Deer Attractant is effective through all stages of the rut, with scent wicks, mock scrapes, or scent trails. Replicates fresh doe estrus urine Super Charged with Scent Reflex Use where natural deer urine is banned Effective throughout the rut