ABSORBABLE CORE AND MASK HAVING THE ABSORBABLE CORE THEREIN

摘要

[PROBLEMS] To provide a mask which can retain water therein over a long time and can ensure to prevent the throat from dryness during sleeping. [MEANS FOR SOLVING PROBLEMS] An absorbable core which is intended to be attached to a mask, can retain a water-retaining solution, and comprises a fiber material having an areal weight of 200 to 1000 g/m².