Boost your laundry with the fresh, long-lasting scent of Snuggle Blue Sparkle In-Wash Scent Booster. These scent crystals dissolve completely during the wash cycle, giving your clothes, towels, bedding, and other washable fabrics an extra burst of freshness that lasts for weeks. The Blue Sparkle fragrance combines white florals, bright green citrus, warm woody notes, and soft musk for a clean, comforting scent.