by sticking to objects
spines
Hooks
By having sex with them
Hooks
They could make their own clothes more easily.
Your clothes get wrinkly
Quakgrass,Burdock and Foxtail Barley
Neither hydrochloric acid nor its vapour does not stick to clothes, though it may damage the fabric.
His clothes stick to him when the weather is hot.
It can stick to skin but is easily washed off.
Static
No bamboo is a very hard stick that does not break easily