New and unused Expiration date for use: Until July 2027 *This product is a compatible replacement for the chlorine removal tornado stick for Mirable Zero and Mirable Plus. *The shower head body is not included. *Size: Diameter 2.9 x Length 7.2 cm *Weight: 35g *Color: Transparent *The replacement目安 for this product is approximately 1-3 months. *The chlorine removal performance of this product varies depending on water quality, temperature, and other conditions. *The replacement目安 varies depending on usage frequency, water quality, and usage conditions. *If the usage temperature is high (exceeding 40 degrees Celsius) or the chlorine concentration is high, the replacement period will be shorter. Immediate purchase is OK. Thank you for reading to the end. We look forward to your business.