一次性 has two main uses: (1) disposable/single-use items (一次性筷子, 一次性手套), and (2) doing something all at once/in one go (一次性解决, 一次性付清 pay in full).
culture
China has been actively reducing 一次性 products. Many cities have banned free disposable plastic bags and single-use chopsticks in restaurants as part of environmental campaigns.