Derived from Alpinestars’ airbag technology adopted by MotoGP riders

complete with easy-to-use magnetic closure

they use a lightweight plastic construction optimized for motocross

Highly ventilated and very lightweight

these pants are also equipped with a large ventilation port on the knee for maximum airflow

bionic action kickstart knee guard black red YGroup_3529623 Derived from Alpinestars’ airbag technologyAlpinestars Kickstart line is dedicated to the young champions of the future, designed for kids aged 4 9 years old. The Bionic Kickstart Knee Guards feature a lightweight and protective articulated knee and shin guard, plus a double strap elasticated closure. The Kids Bionic Kickstart knee guards offers a full range of adjustment as the rider grows.