Feature: 1. DEEP CLEAN: The microfiber spin mop replacement provides a deep clean that effectively removes dirt and over 99% of germs with just water. 2. TRIANGULAR DESIGN: The Mop Head Replacement features a triangular mop head design that allows users to clean corners and hard to reaching areas. 3. 4PCS: Designed for spin mop and bucket system, not compatible with rinse clean system, 4pcs for replacement, easy to install. 4. MACHINE WASHABLE: The replacement mop head is machine washable, reusable and safe for use on all hard floor surfaces. 5. APPLICATION: Easily removes and absorbs stubborn dirt and grime from all floor surfaces without leaving streaks on finished hardwood, laminate, tile, linoleum and more. Specification: Item Type: Fiber Rotating Mop Head Material: Fiber Size: Approx. 35 x 15 x 8cm / 13.8 x 5.9 x 3.15in. Package List: 4 x Fiber Rotating Mop Head