Oxasil is the new hand-mix impression material of the inventor of Optosil/Xantopren. Since its introduction in 1965, the Optosil/Xantopren formula has been relied upon due to its precise reproduction of detail
Oxasil M mucosa was developed specifically for impressions of sensitive mucosa.
It's a C-type first impression silicon putty polysiloxane based condensation-curing