The extremely lightweight Level 2 certified Nucleon Flex Pro-I Full Back Protector Insert features a highly ventilated hybrid of Nucleon Cell & Nucleon Flex protectors for the optimum balance of force dispersion & flexibility, with a soft-touch 3D mesh liner for enhanced rider comfort. The back protector insert is a full-length back protector, about 22% longer than regular back protector inserts. The Nucleon Flex Pro-I is compatible with all Alpinestars’ sport & touring jackets that have released since Spring 2022, as all jackets have a double pocket to insert either a regular or longer back protector insert. The goal of the Nucleon Flex Pro-I is to deliver full-length coverage in terms of protection, like a fixed back protector does, but with the practicality of an insert. Features The super lightweight back protector insert is developed in three waist-to-shoulder
Dimensions in order to cover all body sizes High performance polymeric material Cell & Nucleon Flex structures for optimized flexibility & excellent weight saving properties The back protector’s design changes from the center towards the outside providing the perfect balance between energy absorption & flexibility Soft comfortable 3d mesh on the body side of the protector offers breathability & rider comfort Snap button compatibility for quick & easy use with Alpinestars suits & jackets Rigorously tested & certified to T+ & T- for proven performance in extreme temperatures Protection Back Protector certified according to EN 1621-2:2014 Level 2 Hybrid Technology In terms of construction, the hybrid technology blends the best properties of Cell & Flex technologies to create an ultra-protective solution that delivers premium, breathable performance & maximum flexibility. The protector has an ergonomically contoured dual zone outer shell constructed from an advanced polymeric blend with a solid Cell structure core framed by a more flexible 3D Cell structure as the first line of defense, this is reinforced even further with the Nucleon Flex technology layer on the central back zone. The protector is backed with a breathable soft-touch 3D mesh liner for maximum airflow & optimum rider comfort.