invisibobble POWER Strong Hair Grip is a hair ring with a spiral shape that gives your hair an extra strong grip during sports, without compromising on the high wearing comfort. The invisibobble POWER Strong Hair Grip is the perfect companion for your intense workout - it doesn't absorb fluids, won't wear out, and can be easily taken out of wet hair without tangling. It doesn't only accept every sporting challenge, it will tame your curly, owing mane. It also avoids split ends, hair breakage, and headaches. It is trace - less, avoids headaches and split - ends, non - soaking, and anti - allergic.