his lightweight vest with back protector pads ensures high impact and energy absorption, thus protecting vital areas of the body around the back area. The padding's strength can be retained, since it consists of several removable layers of foam. The (three) rear area (s) of the back protector protect the entire spine. For a secure fit, The elastic mesh material is very comfortable to wear and prevents heat accumulation through high breathability. The front of the back protector is equipped with a zipper that makes putting it on easy. Injuries should be reduced in severity, but cannot be prevented entirely. Back protectors do not offer spinal protection or prevent injuries involving severe torsion, flexion, extensions or crushing of the body. Information on the selection of the correct size of the device; including the information that one size cannot fit all body dimensions (height and shape). Please avoid choosing too big a size, as interference with the helmet may occur, resulting in dangerous riding conditions; Your back protector must always be fastened, adjusted to be fit tightly on the torso and worn over lightweight clothing The foam in this back protector is sensitive to temperature extremes. It may become brittle in low temperatures, Its protective value may be reduced if subjected to high temperatures. Any alteration, incorrect cleaning or misuse may be detrimental to the performance of your back protector. The impact tests are under 9000N.