a blend of bio-based materials and high performance polyurethane delivers adaptability for an enhanced performance fit

so it's important for it to be comfortable

AQYZT04421-KVJ0-S

Six side-adjustment buckles

Alpinestars Nucleon KR-C Chest Protector Adult Street Body Armor Color:Black a blend of bio-based materialsAlpinestars Nucleon KR C Chest Protector Adult Street Body Armor A convenient and versatile divided chest protector Innovative harness system allows fast connection to Nucleon KR 1 or KR 2 back protectors Highly vented and very lightweight Ergonomically designed and perfect for touring and sport riding when combined with the KR 1 or KR 2 Colors: Black Sizes: X Small Small, Medium X Large SKU: 2701 0687, 2701 0688