Comprehensive Compatibility: This replacement water filter is designed to fit a wide array of models including ZR-001, ZR-003, ZR-004, ZR-006, ZR-008, and more. Ensure seamless compatibility and enhanced water purification with every use. Economic and Eco-friendly: Our 2-pack water filter replacement not only saves money but also promotes environmental sustainability by reducing up to 220 disposable plastic bottles per box, aligning with eco-conscious values and practices. Material Quality: Manufactured from top-grade, BPA and lead-free materials, these cartridges excel in reducing chlorine content and improving water taste. Recommended for monthly replacement, these filters maintain consistent, performance. Advanced Filtration Technology: Equipped with a multi-stage filter system, these replacements efficiently remove impurities including lead, chromium, and chlorine, improving both taste and odor of water, ensuring premium quality hydration. : Material:Plastic+Resin Package Contents: 2 * filter elements Only the above package content, other products are not included. Note: Light reflection and different displays may cause the of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.