Preserve your health, preserve the Earth. Dentist engineered, curved handle for an effective and thorough cleaning. Virgin nylon bristles with softer outer rows protect your gums and tooth enamel. Tri-level rows cup your teeth at 45 degree angle and clean between teeth and gums. Environmentally friendly. 100% Recycled plastics in handle, including recycled yogurt cups. Packaging is reusable travel case with ventilation holes. Preserve toothbrush and case are completely recyclable with Recycline's postage-paid mailer - available at stores or from Recycline. Made in the USA.