Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:

Create a detailed description for the following product: JOINFIT Fast Adjustable Dumbbell, belonging to category: Dumbbell

### Response:
The weight setting of the JOINFIT Dumbbell can be changed in a moment with a single movement. An easy to operate mechanism allows the weight plates to be released quickly and reattached securely. The bar of the minimalist training device is made of stainless steel and painted in one of four different colour shades. Thanks to the optimised weight setting system, it helps increase fitness effectively.
### End