Brand new, unused! Compatible models: TKHG37JX, TKHG38JRX, TKHG38JX, TKHG38PEX, TKHG38PJRX, TKHG38PJX, TKHG39JX, TKW38PJ1RX, TKW38PJ1X, TKW38PJRX, TKW38PJX, TKG37JX, TKG38PJRX, TKG38PJX, TKG39JX, TK302A1X, TK302AX, TK304AX, THB34, THYB13 【Water purifier cartridge material】 The filtration materials are activated carbon, non-woven fabric, and hollow fiber membrane (raw material: calcium aluminate), which can adsorb impurities in tap water. It reduces the environmental burden at the time of disposal, with a maximum removal rate of 95% for 1200 L of water flow per filter core, and can remove 5 types of substances: turbidity, free residual chlorine, soluble lead, 2-MIB (moldy odor), and CAT (pesticide). Compatibility: TH658R, TH658, TH658-1R, TH658-1 Model number: th658s-1s, th658s. Due to size constraints, the item will be shipped without the outer box, but the product itself is sealed, so please rest assured. The outer box will be folded and included.