Lenor Unstoppables In-Wash Scent Booster 570g, Fresh Sensations. A boost of non-stop freshness for your laundry up to 12 weeks in storage. In-Wash scent booster with sparkling herbal citrus freshness. Created by the combination of a Lavender accord, anise, mint, bergamot and Eucalyptus notes. Personalise the scent intensity by choosing the quantity of beads you want to use. Lenor Unstoppables in-wash scent booster beads are available in different scents and sizes.