Material: resin + silicone + zinc-alloy Size: as picture show Accessories: screwdriver The Dental Models:28pcs or 32pcs teeth,soft or hard gum,FE articulator Metal ball joint.Students can adjust the position of head to pratice. Silicone face mask with drain-pipe,simulated oral practice. This type I manikin is very simple but widely applied to working places and homes for students,out-patient service trainee ,dentistry assistant. Different type teeth model,please choose the right model you need.