Give your laundry a boost of scent with Swirl's Spring Blossom Laundry Fragrance Booster. This in-wash scent booster will keep your laundry fresh with a burst of Spring for up to 11 washes.. Simply add your desired measurement to your washing machine and load your laundry after. Use your normal detergent and conditioner and see your laundry freshness increase for longer.. 350g Swirl Laundry Scent Booster. Spring Blossom fragrance. In-wash booster
