The concept of âfree ride helmetâ: light weight, safe shell, pretty and simple design, lots of fresh air. 360Â° is all of that. Its ABS shell is light, very light, Â with no compromise to safety. Â Its design is clean, smooth and very slick. Its 12 air vents are huge, bringing air in the inside channel system. Size regulation is guaranteed by two extra sets of antibacterial pads. All at a bargain price!