An oral hygiene device adapted for use in the oral cavity comprises a toothbrush at one end and a flossing device at the opposite end. The flossing device comprises first and second arms and first and second floss-anchoring buttons. Each arm has a floss-receiving slot defined in a distal end. The first floss-anchoring button projects from the first arm and the second floss-anchoring button projects from the second arm. Each floss-anchoring button has two or more floss-receiving channels defined in a peripheral wall thereof.