Kraft bag of 20 NYLON TOOTHBRUSH REFILLS FOR ALL YOUR CALIQUO ECOLOGICAL TOOTHBRUSHES! Whether it is for your ecological wooden toothbrushes or your wooden brushes bioplastic, OUR REFILLABLE HEAD SYSTEM REMAINS THE SAME! The ATTACHMENT SYSTEM for the heads of our toothbrushes is SAFE so that it does not separate from handle while you brush your teeth. Thanks to our REFILLABLE HEADS THE WASTE OF PLASTIC IS DIVIDED BY 8: only 8 grams of plastic per year are thrown away, that is to say less than a single disposable toothbrush. KEEP YOUR TOOTHBRUSH HANDLE AND THROW AWAY ONLY THE PART WORN OUT THAT IS TO SAY THE HAIRS! * Twenty rechargeable heads - slim ABS base * Innovative and secure system * 6-10 nylon bristles * Soft or Medium * Sustainable and ecological product * Used head recyclable through Terracycle