Alpinestars Nucleon KR-Celli Back Protector

The extremely lightweight, CE-certified KR-CELLi Protector insert features an articulated back shell plate for flexibility and riding fit, plus an advanced micro-structure cell design for efficient impact energy absorption and high levels of airflow

Product Features:

• Back Protection – EN 1621-2:2014 Level 1
• The ultra-lightweight Nucleon KR-CELLi Protector insert is developed in three waist-to-shoulder dimensions to cover all body sizes.
• The triple segmented back shell plate is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties.
• The back protector's structure design and structural change from centre towards the outside provide the perfect balance between force dispersion and energy absorption.
• Unique cell micro-structure designed for advanced energy absorption, adaptivity, maximum breathability and air flow.
• Ergonomic protection plate contours to the natural curve of the back ensuring optimum fit while riding.
• Horizontal flexion groves for an adaptive fit in different riding position.
• Soft comfortable airmesh on the body side of the protector offers maximum breathability and rider comfort

Leather Jacket Size Guide:

• Size Small: Women's Stella Jackets 36-38 Euro
• Size Medium: Men's Jackets 44-50 Euro / Women's Stella Jackets 40-50 Euro
• Size Large: Men's Jackets 52-64 Euro

Textile Jacket Size Guide:

• Size Small: Women's Stella Jackets X-Small - Small
• Size Medium: Men's Jackets X-Small - Medium / Women's Stella Jackets Medium - XXX-Large
• Size Large: Men's Jackets Large - XXXX-Large