-Washable and disinfectable. -Ideal for -Hygienic two sided extra cushioned file HS9103013 Rocket Gray Coarse/Medium (100/180 Grit) Open cell : 31*178 (12T) HS9103014 Rocket Gray Coarse/Medium (100/180 Grit) Open cell : 31*178 (12T) HS9103015 Harbor Bridge Gray Coarse/Medium (100/180 Grit) Open cell : 28*178 (12T)