How much does this cost to the nearest dollar?

C&E 4 Pack USB 3.0 A Male to A Female extension cable 1 Feet Blue,
Product Description 1-Feet USB 3.0 A Male to A Female extension cable, Blue Overview These USB 3.0 cables offer a throughput of up to when used with a USB 3.0 host and device - an astounding 10x the capability of USB 2.0 Features USB 3.0 A Male to A Female Extension Cable; Super High-Speed transfer (up to Leverages USB 3.0 Super Speed technology to increase transfer rates up to 5Gbps, 10 x faster than existing USB 2.0 technology. Allows you to extend the distance between your USB devices and your USB hub or computer. Laptop USB extension cable minim

Price is $21.00
Price: $20.79