Happy feet can be extremely frustrating but also has its advantages. It seems as if most times I jump in my boat I have to readjust them cause they have moved. While adjusting your foot block most times you jump in your kayak can get a little tiresome it also has its advantages. Happy Feet allow you to be comfortable in your boat no matter which pair of river shoes you chose to wear. Alongside this it makes lending your boat to friends easier. All and all, Happy feet will adjust to fit any boat and any paddler while foam you will have to change. But with this you will be constantly readjusting your happy feet.