30% hydroxyapatite and 70% endogenous bone collagen, exposed by

partial demineralization

 

After rehydration it becomes flexible and can be cut out

 

Absorbable in a period ranging from 2 to 4 months

 

It can be fixed with screws without pre-drilling

 

Deantigenate by enzyme system at 37 ° C

 

Sterilized with beta rays

 

Storable at room temperature for 5 years