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: sunglasses EXTREME, belonging to category: Concept Glasses

### Response:
The sunglasses Extreme model closes the gap between sunglasses and textile headgear in outdoor sports. The product features an elastic frame made of plastic, classic lenses and a tubular head covering so that, while running, cycling or hiking, the glasses and the head gear are always at hand. Without temples, sunglasses Extreme offers high wearing comfort, even under bicycle helmets. The specially developed frame connects the glasses and the textile. Handling is easy and practical.
### End