alexander the great motorcycle helmet with golden cross – Master Uley Helmet from "Romance of Alexander"

Just below the nylon suitcase strap is a secret RFID pocket complete with a YKK #5 AquaGuard zipper

The shell, which is made of 100% extremely lightweight carbon fiber composite, ensures that the helmet is not a burden to wear

(890 g) Volume: 1709 inA A A A (28 liters) Laptop sleeve: 11.75'h x 12.25'd Dimensions: 19.3'h x 12.25'w x 7.5'd Note: Bags not intended for use by children 12 and under

Here are the key components of the new Snell M2025 standard: Impact Testing : Helmets are tested at six impact pointscrown (top), forehead (front), left side, right side, rear (back), and chin bar (front lower)with varying surfaces and impact velocities at 8.2 m/s (18.4 mph), an increase from the outgoing Snell M2020 standards 7.5 m/s, which is slightly lower than AGVs Extreme Safety Protocol 8.5 m/s speeds