The phrase "a mix of design" is correct and usable in written English.
It can be used when describing a combination of different design elements or styles in a project or concept.
Example: "The new product features a mix of design that incorporates both modern and vintage elements."
Alternatives: "a blend of design" or "a combination of design".
A mix of design shops has fueled the style offensive.
Teachers would reorganize the school space, transforming it into a mix of design firm, engineering laboratory, fabrication laboratory and science center.
Mr. Frisoni describes a shoe as "a mix of design and architecture," explaining that the technology of the 21st century has opened up the possibility of three-dimensional structures that could not have been made previously.
There is a mix of design and implementation / performance considerations, these may be best kept separate.
A decision is expected in about six weeks, and eventually Decaux plans to distribute 5,000 kiosks, perhaps in a mix of designs.
Ecology in space Jean-Charles de Castelbajac called his collection "Rustica Galactica," a mix of designs that hinted at the space age style of the 1960s and the eco-friendly fabrics that conscientious designers should use in the future.
Each of the 12 teams working on the project included a mix of fashion design and fashion merchandising majors and was paired with a USTA member.
Lagarde added that the answer was not for countries to turn their back on globalisation but a mix of policies designed to stimulate activity and ensure the fruits of growth were more evenly spread.
In this study, advergames are used to represent interactivity with different levels of website richness created by a mix of experimental designs.
As the Mary Rose was built and served during a period of rapid development of heavy artillery, her armament was a mix of old designs and innovations.
Study quality is difficult to assess in a study like this, with large numbers of included studies and a mix of study designs.
