I can't speak for the product, but looks like a good price if it does it's job. A USB Type-C™/Thunderbolt 3 cable is included. There is also a "Free Standard US Shipping promotion from Monoprice, which is great, because most times the monoprice shipping kills the deal. This claims to have the 'infamous' 4k@60Hz...
With this Monoprice Thunderbolt™ 3 Dual DisplayPort® Adapter allows you to connect two DisplayPort® monitors to your Thunderbolt 3 equipped laptop or desktop computer. The 40Gbps bandwidth of the Thunderbolt 3 standard allows for two displays at resolutions up to 4K@60Hz or a single display at 5K@60Hz. It is compatible with the DisplayPort 1.2 standard and draws all the power it needs from the Thunderbolt port connection. It measures only 2.9" x 1.9" x 0.6", small enough to fit in a pocket or purse. A USB Type-C™/Thunderbolt 3 cable is included to connect the adapter to your PC
Maximum Dual Display Resolution: 4K@60Hz each
Maximum Single Display Resolution: 5K@60Hz
Power Source - Thunderbolt™ 3 bus
Maximum Power Consumption - 7.5 watts
Operating Temperature: +32 ~ +113°F (0 ~ +45°C)
Dimensions: 2.9" x 1.9" x 0.6" (74 x 47 x 14 mm)