Mushroom Sinus Lift Kit

It includes:

Sinus Lift Mushroom Elevator 2.8/3.8 mm
Sinus Lift Mushroom Elevator 4.8/5.8 mm
Sinus Lift Mushroom Bone Graft 3.8SP/2.8 mm
Sinus Lift Mushroom COBRA In/Out
Sinus Lift Mushroom COBRA 3.5 mm
Instruments Cassette Elongated 74×184×34 mm #5Pcs

A sinus lift is used to increase the amount of bone in the upper jaw by adding bone to the space between your molars and premolars.