PTFE Barrier Membrane 25x30mm, Titanium Reinforced, Sterile, 1/pkg. Be the first to review this product. n/a. $207.49. Availability: In stock. SKU. 2322530. Qty. One-Time Purchase Replenish Every Week Replenish Every 2 Week Replenish Every Month Replenish Every 2 Months.