Toxa system for roman shades is designed to be both functional and aesthetically pleasing. This mechanism has a closed profile that hides the components and elements in the interior of the cassette, giving it a stylish and clean look. Toxa system allows for a more uniform elevation of the fabric. It also increases the durability of the shade because the mechanism requires less effort. Additionally, it is easy to access and clean the fabric. Toxa system is available in chain and motor operation modes. It can be installed to the wall or to the ceiling.