Ultraguard Children Surgical Mask is a hospital grade 3ply, surgical face mask designed for children; which is form-fitting with a super soft feel; making it comfortable to wear over a longer period of time. Hypoallergenic, disposable and suitable for use during hazy conditions or when down with flu or cold. Ultraguard masks employ a Sub Micron filter which has been tested for above 99% filtration efficiency against 0.8 micron sized particles making it effective against haze, bacteria and viruses. (harmful particle of haze is at 2.5micron in size).