These are a compact, convenient, & easy to use hunting scent dispenser from Wildlife Research Center®. The patented rain shedding design, special non-reactive felt scent wick, screw-on seal, & uniquely practical design Make Quik-Wiks® a MUST for the serious hunter. Uniquely Convenient Scent Dispenser. Patented rain shedding design. Special non-reactive felt wick. Screw-on seal and uniquely practical design make Quik-Wiks® a must for the serious hunter.