Of course, you don’t have to buy rain trousers; you can just as easily go cycling or hiking without them. But there are some good reasons to wear them:
Simple: the best rain trousers are ones that keep you dry. So invest in one with a water- and windproof membrane that breathes well. Features such as reflective elements, side pockets, and zipped legs (so you can put the trousers on and take them off without removing your shoes) are handy extras. But above all, the trousers should do what they are supposed to do: keep the rain out and keep you warm!
When you’re on your bike, you can either opt for a very long cycling raincoat, which also protects your legs. Or you can combine a raincoat with long cycling trousers. Add some overshoes and not a single drop will end up on your outfit. The important thing about cycling rainwear is that there are enough reflective elements so that you are always visible in the dark. Choose a fabric that is comfortable, such as polyester, so you can move freely. Also noteworthy: extra vents definitely come in handy.
Since rain trousers are constructed in the same way as a technical raincoat, you need to treat them the same way. You can machine wash rain trousers, but take care: