About this item Quality Product Made in USA, Supporting American Jobs Super Durable (9-1/8 x 2-7/8 x 1-1/4) Polyester Foam Sponge, Cleans and Dries Fast 6-1/2 Inch Center to Center Hole Spacing, Snap-Fits Into 1/4″ Diameter Round Metal Wing Holes Replacement Refill Sponge Head Fits HOMEMAID Butterfly Mops HMC27819, HMC27809 & HMC27969 Please Note: This is not a Universal Refill & Does Not Fit Quickie, Clorox or Rollomatic Brand Mops. It only fits the above listed applications.