The phrase "made of fabrics" is correct and usable in written English.
You can use it when referring to something constructed or produced from fabric materials. For example: She wore a dress made of luxurious silk fabrics.
By the front door are quilts made of fabrics spanning the whole history of the brand.
Last year, the church had a collection of religious robes made of fabrics from countries across the globe.
Made of fabrics printed with tropical flowers, birds and vibrant abstract patterns, the clothes perfectly embody the marriage of Op, Pop and Braziliana that Mr. Oiticica envisioned.
Biomaterials with elastomer content are non-invasive, rectangular, flexible, medical devices made of fabrics reinforced with elastic yarns, having longitudinal direction elasticity.
The set was spectacular, but Simon unified the theme through garments that featured silhouettes inspired by Old Master paintings, made of fabrics that echoed Impressionism's deft brushstroke and delicate colour palette.
Some newer military uniforms are made of fabrics that are undetectable by infrared or night-vision equipment, but laundering them with products containing optical brighteners can render them detectable.
Egg-box shaped energy absorbing structures made of fabric composites were fabricated to find out the compressive characteristics and energy absorption capacity.
Add a nose and ears made of fabric to make a dog, fox or badger.
Modern protective overgarments are made of fabric containing activated charcoal or other adsorptive forms of carbon.
Shades, or "soft" treatments, are a notch more expensive and made of fabric.
It was made of fabric, so it didn't set off the metal detector.
