ALPINESTARS Nucleon Flex Plus Shoulder Protectors - Large 6521220-10-L Diaphragm Clutch Spring no need to diluteMonopropylene glycol-based

no need to diluteMonopropylene glycol-based (MPG)

Fast-drying moisture wicking fabric

It is important to compare the K-Tech design and manufacturing philosophy which goes the extra mile utilizing all hard anodized aluminum or hard chromed steel internal components

80% Cotton / 20% Polyester Exposed zipper and bound pocket

ALPINESTARS Nucleon Flex Plus Shoulder Protectors - Large 6521220-10-L Diaphragm Clutch Spring no need to diluteMonopropylene glycol-basedErgonomic design that allows high levels of movement Cell structure ensures maximum comfort and ventilation Slim design makes the protector discreet off the bike Protector cells are bridged together, allowing for an adaptive shape and enhanced levels of comfort and protection