If you have been using right-handed scissors with your left hand for the majority of your life, there may be a learning process involved for you to learn how to properly use true left-handed scissors. You can learn more on LDH's website in their FAQs.
They're designed for general sewing and crafting. They're great to use with knitting, crochet, macrame, weaving, embroidery, and light to medium weight fabric trimming.
*These scissors are left-handed.*