elastic

noun
1
material made with rubber, that can stretch and then return to its original size
مواد ارتجاعی, کش
adjective
1
made with elastic
کشی
2
able to stretch and return to its original size and shape
کشسان, ارتجاعی, انعطاف‌پذیر
elastic materials
3
that can change or be changed
انعطاف‌پذیر, کشسان, تغییرپذیر, ارتجاعی, قابل تغییر
The demand for the product is elastic.
Our plans are fairly elastic.