General description Replacement Parts Mop Pad compatible with Shark RV2001WD Robot Vacuum Cleaner. Made from high-strength, environmentally friendly materials, these mop cloth pads are designed for easy installation and effective cleaning. Technical specifications Material: Cloth Color: As shown Package Contents: 4 x Cleaning Cloth Measurement allowed error: +/- 1-3 cm Usage It is recommended to replace the mop pads every 1-2 months for optimal performance.