7 upper & 7 lower pre-filled disposable whitening trays. Professionally designed. Enamel safe. Surprisingly soft, thin and flexible to fit you. Visibly whiter teeth in as little as 3 days. Aquafresh White Trays are soft, thin and flexible whitening trays designed by cosmetic dentists to fit you. The disposable trays are pre-filled with the same enamel-safe ingredient dentists use. The flexible trays are easy to apply. They mold securely around your teeth, allowing the fresh-tasting mint gel to whiten even between and behind teeth. Use once a day for visibly whiter teeth in just 3 days. Aquafresh White Trays - whitening that fits you.