For partially erupted molars with deeply festooned beaks.

For partially erupted molars with deeply festooned beaks.

For big lower molars with flat and longer beaks, a strong spring.

For upper & lower molars with flat beak.

For upper left and lower right buccal molars’ subgingival cavities. The buccal side has wider fringe slightly festooned beaks. Paired with 25.