Self Sealing type Lyophilization Stopper offers minimum dead volume and less than 0.1% moisture content. The Lyophilization Stopper exhibits properties of self sealing and good resistance to coring. The Lyophilization Stopper is suitable for lyophilized applications with universal elastomeric type latex, zinc, 2MBT and nitrosamine free formulations. Self Sealing type Lyophilization Stopper can be availed in different specifications to cater to specific requirement.