Standard Sino (HK) Limited Medicom Tie-On 綁帶口罩 Medicom® Tie-On Surgical Mask (blue) Low Barrier mask (ASTM F2100 Level 1)  Suitable for procedures with low levels of spray and splatter such as fluoride trea Product #: stdsino-Medicom Tie-On 綁帶口罩 Regular price: $HKD$125.0 Available from: Standard Sino (HK) LimitedIn stock