Upper lower jaw model with 28 naturally shaded teeth. Supplied with: transparent or semi transparent silicone tissue. Right side of model shows ideal bone gingival level and left side of arch demonstrates periodontal affected bone tissue heights. All teeth are screw retained and standard D articulator is supplied. Dental hygiene model for dental hygiene training. Excellent for Dental Schools students techniques practicing, training, dental offices for patient's demonstrations and also for legal presentations. Excellent for Dental offices for patient's demonstrations and also for legal presentations. Please select which type of gingivae you need.