Axygen AxyMat sealing mats can be used in a wide range of temperatures for PCR and storage applications. AxyMats minimize evaporation and are made of research-grade silicone which can be autoclaved. They can be reused following a bleach wash and ethanol rinse protocol. Axygen AxyMat sealing mats can be used in a wide range of temperatures for PCR and storage applications. AxyMats minimize evaporation and are made of research-grade silicone which can be autoclaved. They can be reused following a bleach wash and ethanol rinse protocol.