Scent Killer Gold Spray Refill with Hunt Dry Technology Plus offers extended scent control that works even after drying. This extra-value refill helps eliminate human odor and keeps your gear field-ready for up to 20 days. Refill for Scent Killer Gold spray bottles Formulated with Hunt Dry Technology Plus Eliminates odors at the molecular level Effective even after clothes have dried Reduces human scent for up to 20 days Turns clothing into scent control gear