Primos Pre-Scented Wicks: Dominant Buck (4-Pack) 4 Pre-Scented, Ready-To-Use 100% natural mineral wick Strong Scent Lasts 30-45 Days Easy-To-Use, No Spilling or Leaking Always Fresh, Strong Attractant Scent will not Break Down to Bacteria/Ammonia Reusable/Rejuvenate with Convenient Storage Case