The most common and most likely answer to this crossword clue is the 7 letter word SPANDEX
S
P
A
N
D
E
X
More clues leading to the result SPANDEX
- Criticise daughter engaging in intercourse in tight fabric
- Special toilet roll makers avoiding right material
- Congress holds on to power with elastic fibre
- First of patients, moreover, carried by the other make of stretcher
- To cover floors, picked up fabric
- Synthetic fibre — the other clothes soft also
- Crisp and expanding girdle fabric
- Clasp and extract the hidden synthetic material
- Fabric can stretch once retaining density
Buddy explains!

The straight part
We know that "synthetic material" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case synthetic material = spandex.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SPANDEX mean?
SPANDEX noun- A synthetic fibre known for its exceptional elasticity.
- Clothing made from such material.