The phrase "inexpensive materials" means items or substances that are not expensive or costly to acquire or use.
Sentences with «inexpensive materials»
You could fill them with an almost endless variety of inexpensive materials. (science-sparks.com)
What's more, with a natural look you can dress your home with «free» foliage from your own garden and use inexpensive materials for rustic charm. (idealhome.co.uk)
They're readily available, inexpensive materials for some wonderful classroom hands - on experiences! (educationworld.com)