Thank you for viewing. This is the HSC17023 replacement water filter cartridge for Cleansui spout-in type water purifiers. This is a replacement cartridge for household water purifiers that thoroughly removes impurities and residual chlorine from tap water, allowing you to use your daily drinking water with greater peace of mind and enjoy its delicious taste. This built-in type cartridge supports the removal of 17 + 2 substances and is suitable for everyday use, as well as for cooking, tea, and coffee. This is an 8-piece set, making it a convenient option for: - Stocking up for regular replacements - Long-term use for families - Bulk purchases [Product Condition] - Brand new, unused - Contents: 8 pieces - Model number: HSC17023 [Storage Condition] After purchase, it has been stored in a dark place, away from direct sunlight. [Shipping Method] We will take waterproof measures and carefully package the item before shipping it via anonymous delivery. Instant purchase is welcome. Please feel free to comment if you have any questions.