80% Polyester and 20% PolyamideFits for all Gobot brand electric mop or the size is 6.5inch padPremium Quality: Microfiber mop refill replacement mop pads, upgrade and replace your pads with high-quality thick plush scrubbers with polyester nylon. Microfiber blends for wet and dry moppingSuperfine Microfiber: Our mop heads adopt the high quality microfiber whose decontamination ability is further improved, fully absorb pet fur, hair, debris, dust, oil or other stubborn stain, durable and reusable Colour:As ShownMaterial:fiberSize:Diameter 21cm Package Contents:8x Mop Pads Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.