-An absorbable barrier membrane, which is produced from collagen of equine origin by a very special procedure in accordance with the strictest quality standards. -This procedure evolved from the production of membranes for covering defects in the meninges (dura mater), and uses the same biomatrix as the starting material, thus guaranteeing a product of the highest purity and exceptional biocompatibility. **For further product information, please contact Chat Support**