How much does this cost to the nearest dollar?

Platinum Fountain Pen Dye-Based Ink Cartridge - Blue Black - Pack of 10 4 Set
Platinum Fountain Pen Dye-based Ink Cartridge - Blue Black - Pack of 10 4 set Contains 4 Set of pack of 10 (Total 40 pcs) Color Blue Black Manufacturer Platinum, Brand PLATINUM, Weight 0.08 Kilograms, Dimensions 2.36 x 6.28 x 0.55 inches, Is Discontinued No, Color Blue Black, s 10, Ink Color Blue,Black, Manufacturer Part Rank Office Products Ink Pen Refills 1709, Available September 24, 2017, Style Fountain, Dimensions LxWxH 2.36 x 6.28 x 0.55 inches

Price is $13.00

Price: $12.98