Hi, @lazarescu.irinel, Great Hunt
Below is my review about your product.

Pros:

• It's an ultimate all-in-one travel case that features the highest quality lenses a mobile photographer needs.
• It has a stylish, durable and lightweight zippered travel case designed to keep your lenses safe and easy to take with you.
• It has a universal clip attachment system works with smartphones, tablets and laptops.
• All lenses can be used in front, dual and rear cameras.
• Users able to capture clear and sharp detailed images with black eye smartphone lenses.

Cons:

• There is nothing negative to say about this product, simply unique and useful product.