This USB4 cable
Consists of a USB type-C male on both ends. It is capable of transferring data at 40Gbps/20Gbps and is typically used to connect USB4 peripherals as well as charge and sync USB Type-C mobile devices. USB4 is backwards compatible with previous generation USB devices and is also compatible with Thunderbolt™ 3 ports.
3ft 
E-marker, 40Gbps, 8K@60Hz, 4K@120Hz, Dual 4K@60Hz, EPR 240W
6ft 
E-marker, 20Gbps, 4K@60Hz, EPR 240W
Specifications:
Color
  | Black
  | 
Connector Plating
  | Nickel Plated
  | 
Contact Plating
  | Nickel Plated
  | 
Cable Diameter
  | 5.0 mm
  | 
Jacket Material
  | ABS
  | 
Strain Relief
  | Molded
  | 
Connector A
  | USB4 Type-C Male
  | 
Connector B
  | USB4 Type-C Male | 
Rating
  | USB4
  | 
Speed
  | 40 Gbps (3' = 1m) 20 Gbps (6' = 2m) | 
Compatibility
  | Backwards Compatible Previous Generation USB
  | 
Power
  | 240W
  | 
RoHS
  | Yes
  | 
Cable Weights
  | 3' : 0.12 lbs (54.4g) 6' : 0.17 lbs (77.1g) |