Alpinestars’ Kickstart line is dedicated to the young champions of the future, designed for kids aged 4-9 years old. Protective, lightweight, and adaptive, the Kids Bionic Kickstart Chest, back, and shoulder Guards features semi-rigid TPR guards on the back and chest, plus shoulder cups with floating bicep guards, providing the widest coverage on the market. The semi-floating chest guard has an adaptive V-shaped base construction that adapts to chest volume and movement, and really improves the comfort and fit for kids of different sizes. The Bionic Kickstart Chest Guard incorporates a large, full-length hook and loop closure straps that offer a wide range of elasticated adjustment on the chest and on the biceps. A wide-opening, padded comfort collar provides premium comfort and ease of donning to young riders.