Soak your Stihl and Husqvarna string trimmer line with water to make it more pliable when you trim.

Soaking weed wackier trimmer line will make the product more pliable and less prone to breakage. Just drop your spool in a bucket of water the night before to rehydrate the line. Stihl lists hydrating your water line on its packaging. Hydrate Husqvarna and other plastic trimmer line products as well.