S1 stands for Safety First and protects every rider against the first impact. The lightweight vests are anatomically designed for a perfect fit. Equipped with the latest protective materials makes this vest the ideal combo of protection and comfort. S1 Defense Pro 2.0 features:- Drip dry 15% spandex 85% nylon breathable mesh base layer- Integrated EVA 3 layer foam pads - Soft Design shoulder pads- Hard Shell Kevlar elbow pads with integrated strap that fits and stays on the elbow- YKK Zipper for easy fitting- CE certified - Available in Youth and Adult sizes Video: https://www.youtube.com/watch?v=0yJfw_tyPVQ S1 Defense Pro 2.0 Jacket Size Chart SIZE RIDER HEIGHT WEIGHT Youth XS 100 - 120 cm 323 gram Youth Small 115 - 135 cm 331 Gram Youth Medium 130 - 150 cm 336 Gram Youth Large 142 - 160 cm 411 Gram Youth X-Large 152 - 168 cm 442 Gram Adult Small 160 - 170 cm 475 Gram Adult Medium 165 - 178 cm 517 Gram Adult Large 170 - 185 cm 545 Gram Adult X-Large 180 - 192 cm 599 Gram
