Head and neck tumors can lead to devastating cosmetic and functional deficits with resultant psychological, physical, and nutritional detriment. Despite recent advances in medicine, the overall survival for patients with head and neck has remained static for the past 35 years.Deformities of the head and neck region can have devastating effects on appearance and function of the patient and are among the most disabling and socially isolating defects with significant impact on patient’s quality of life. Reconstruction of such defects continues to be an extremely demanding challenge for oral & maxillofacial surgeons who aim to restore form and function with minimal surgical morbidity. A competent reconstructive surgeon should be familiar with the armamentarium available for reconstruction, understanding the advantages and limitation of each technique and knowing when and where to adopt each one. This books highlights various flap, its advantages, limitations and also briefs about harvesting techniques.