Packed in a refillable and recyclable envelope. Approximately 1 months supply for one person. These toothpaste tablets are 100% vegan and plastic free. ecoLiving will plant a tree through Eden Reforestation Project for every product sold! HOW TO USE: Wet your toothbrush, pop one tablet in your mouth, chew until smooth and brush away! These tablets contain 1450 ppm of fluoride. Dentists recommend toothpaste should contain between 1350 to 1500 ppm of fluoride to be most effective against dental caries. Made in the UK.