The Bionic Air Back Protector is CE certified to the latest back protector standard, enabling  the development of an ergonomic, compact protector that focuses protective coverage  around the central back.   ?  CE Certified Level 1 to the LATEST back protector standard (prEN1621-2:2010) allowing  a slimmer, more ergonomic design.  ?  Innovative Dual Density Honeycomb Technology (DDH) combines two different  honeycomb structures to offer lightweight impact protection with exceptional breathability  and comfort: ?  Outer Honeycomb plate - Made of Polypropylene; provides an outer structure to protect the  back from penetrating injuries, as well as dissipating impact force over a wider area; ?  Inner Honeycomb foam - Made from a special elastomeric compound, this light and  flexible impact foam absorbs transferred energy. ?  Protection plates have special lateral ?wings? that flex to fit to the movement of the  shoulder blades and wrap around the kidneys when in the riding position.