Fastener suitable for goggles

The utility model discloses a fastener suitable for goggles, include: limit knot, roller bearing and bandeau, the wherein one end of bandeau is equipped with a hollow erection column that is used for the suit roller bearing, and the limit is detained and is included: roof, diapire, the first side wall and second lateral wall, the corresponding position on roof and diapire is formed with a pair of spread groove, still is connected with first cylinder and second cylinder between roof and the diapire, and first cylinder and second cylinder all lie in between the first side wall and the second lateral wall. Useful part lies in: the utility model discloses a fastener structure is ingenious, and the whole bandeau elasticity of speed adjusting soon is detained on the back -and -forth movement limit, one -hand operation can, very conveniently, the bandeau passes first cylinder and second cylinder in proper order, connects through the roller bearing at last and buckles in the limit, can obtain better limited slip effect, guarantees product quality.