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Rules of Mastic

Rules of Mastic is Too Cool For School’s cleanest and safest skincare line formulated only with certified EWG green level ingredients (no artificial surfactant, paraben, mineral oil, animal oil, colorant, fragrance). Rules’ own patent ingredient ‘Masticure’ is a concentrated active ingredient made from the Mastic tree that specializes in damage repair.
Rules of Mastic

Too Cool For School’s pursuit of the cleanest ingredients created Rules of Mastic collection. Each and every product in this line is only formulated with EWG green level ingredients, which is set by Environmental Working Group’s mission to protect human health and environment.

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