SUSTAINABLE FROM TOP TO BOTTOM: A plant based handle that is bio-degradable in landfills and recyclable with plant based bristles leaves the planet as clean as your teeth. REPLACEABLE HEAD: Less cost than buying a new toothbrush and less waste in our environment are great reasons to keep you smiling. Just change your toothbrush head and keep the handle! WIDE BRUSH: A wider brush means more bristles and more surface area covered at once. This allows for a great cleaning and a soothing massage of your gums. ERGONOMIC GRIP: Our award winning handle feels so comfortable for righties and lefties it will be hard to stop brushing. A sustainable design that works. From the plant-based handle sourced from renewable timber to the replaceable head to the vegetable-based nylon bristles, the RADIUS Big Brush is earth-friendly, 100% petroleum-free and 100% effective in keeping your smile sparkling. GOOD FOR RIGHTIES AND LEFTIES: The RADIUS Original’s ergonomic design comes in right and left handed versions. So everybody can enjoy a luxurious teeth cleaning experience.