This liquid scent booster from Gain is meant to provide thorough fragrance for up to 12 weeks at a time and is compatible with any detergent.
Gain Fireworks In-Wash Scent Booster had a very satisfying scent that permeated every piece of clothing or doggy furniture in our test load. Besides that, it also had a great softening effect. The scent even rubbed off on our doggy testers after they used the beds and blankets we’d washed for them. However, the scent doesn’t last too long.
Most Thorough Scent