Up for sale is a MSA model 10095181 PAPR OptimAir Mask-Mounted powered air purifying respirator Advantage 3100 model in Small. This is the Complete Kit, with face piece, battery pack, motor blower, cable hook ups, charger, belt and 1 filter along with the instruction and use manuals. Kit is new in original box and has never been used. Retail price on this kit is $1499.99. I used to use these at my previous job and this was one set I had as a back up that I never used.