The-most-advanced-design-characterizes-this-innovative-back-protector-that-breaks-the-classic-design-patterns-&-sets-new-ergonomic-standards-The-innovative-construction-solution-gives-the-protector-3-more-degrees-of-freedom-than-protectors-of-the-past-thus-allowing-it-to-closely-replicate-all-the-shapes-of-the-human-back-in-typical-sports-activity-The-protector-is-capable-of-extending-or-retracting-by-bending-in-this-way-following-the-movements-of-the-torso-It-is-also-able-to-bend-&-twist-to-follow-the-lateral-bending-movements-of-the-body-The-composite-sandwich-is-the-result-of-the-30-years-of-experience-in-the-design-of-back-protectors-the-external-plates-with-controlled-elastic-return-movement-are-made-of-polypropylene-&-coupled-to-the-Crash-absorb-reg-A-final-layer-of-comfort-material-ensures-precise-coupling-with-the-surface-anatomy-of-the-back-The-protector-is-characterized-by-large-perforations-&-very-small-surfaces-in-contact-with-the-body-to-provide-maximum-thermal-comfort-while-the-lightweight-design-completes-the-design-harmony-of-this-revolutionary-back-protection-system-Performance-Shock-Back-protector-certified-according-to-the-standard-EN1621-2-2003-Level-2-Performance-Main-materials-Articulated-external-plates-with-controlled-mobility-made-of-polypropylene-with-perforated-&-corrugated-structure-Inner-core-in-perforated-Crash-absorb-reg-Localized-comfort-padding-Comfort-Ergonomics-Back-protector-with-4-degrees-of-freedom-Longitudinal-stretch-Longitudinal-bending-Torsion-Lateral-bending-controlled-by-special-tensioners-Comfort-Temperature-External-perforated-plates-Crash-absorb-reg-perforated-absorption-material-Reduced-contact-area-Others-General-Adjustable-&-removable-straps-Adjustable-lumbar-strip-with-double-Velcro