The phrase "a unique combination of features" is correct and usable in written English.
It can be used when describing something that has distinct or special characteristics that set it apart from others.
Example: "The new smartphone offers a unique combination of features that cater to both photography enthusiasts and gamers."
Alternatives: "a distinctive blend of attributes" or "an exclusive mix of characteristics."
Although a few such municipal plans exist elsewhere, Nassau says its program has a unique combination of features that makes it superior to the others and even to the new federal discount cards for the elderly.
The six new fossils, which include a nearly complete cranium, two lower jaw fragments, and three teeth, show a unique combination of features, prompting paleontologist Michel Brunet of University of Poitiers in France and his international team to assign it to a new genus and species, Sahelanthropus tchadensis.
But it offers a unique combination of features that make it an ideal fit for anyone looking for a way to keep their houses a bit warmer during winter, a bit cooler during summer, and in general a bit more breathable in terms of overall air quality.
This new class of materials has a unique combination of features, including a compact globular topology with diameters ranging from 1 nm to over 100 nm, the presence of internal cavities, and a large number of functional groups at the periphery.
The DLM neuromuscular synapse exhibits a unique combination of features among tripartite synapse models.
The CD3-positive lymphoma described in this report had a unique combination of features.
Anoiapithecus, so far characterized by a single species, displays a unique combination of anatomical features that are considered to be both primitive and derived with respect to earlier hominoid primates.
From this analysis it is clear that Ceprano displays a unique combination of morphological features (Figure 3).
On the basis of both size and a unique combination of morphological features shared only with V. komodoensis the Pliocene taxon is here considered to be conspecific with V. komodoensis.
Each scenario was made up of a unique combination of treatment features.
In the interplay of the biology of sauropod dinosaurs with their environment, a unique combination of plesiomorphic features (i.e., inherited from their ancestors) and evolutionary novelties emerge as the key for a more efficient use of resources by sauropods than by other terrestrial herbivore lineages.
