Swirl In Wash Laundry Fragrance Booster, will add a long lasting Spring Blossoms fragrance boost to your laundry. Suitable for all fabrics, colours , load sizes and washes. Single unit provides fragrance for 16 washe using the measuring cap provided. Swirl Laundry Fragrance Booster, add crystals directly into the empty washing machine drum, add usual washing detergent, fabric conditioner if using and laundry booster, select preferred washing cycle. Enjoy the long lasting Spring Blossoms fragrance in each laundry load. Swirl Laundry Fragrance Booster, developed to start releasing a fresh Spring Blossoms scent at the start of the wash. Choose the amount of crystals to increase the scent depth. Swirl Laundry Fragrance Booster, perfect to add to seasonal laundry before storing away. Great for freshening sleeping bags, bedding, towels and sportswear. wirl Laundry Spring Blossoms Fragrance Booster, ready to use, 350g resealable container.