How much does this cost to the nearest dollar?

EXCELPURE Replacement for LG Kenmore 2PACK,
𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 - Carbon Filter,with 0.5 Micron, filters out particles and sediment. 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 - Tested and certified by WQA, NSF and IAPMO against NSF/ANSI 42 to reduce 99% Chlorine and color, NSF/ANSI 372 for Lead-Free materials, European TUV for BPA-Free and ROHS, REACH

Price is $18.00
Price: $17.99