They have wrist things. That strap around their wrists

On facebook, his name is Mikey and he does YouTube's and has a facebook group called the Crochet Crowd, his blankets are the best and his tutorials are easy to follow, so when you get to the end of the row you know just want to do.

Blankets are good if you do a rhythmic stitch, I like chevron blankets, I did a waffle stitch baby blanket for a friend, textured repeating stitches are the best. But blankets take a while, hats are much quicker