The Bell Sanction Helmet Matte Black Presences is a lightweight, low-profile full-face mountain bike helmet designed for dirt shredders and BMX riders. Weighing just 850 grams (medium), it offers comfort and protection with 15 vents and an adjustable visor. Constructed with an ABS shell, this helmet is CPSC Bicycle compliant and is ideal for those who prefer a smaller size and profile for BMX or dirt jump riding.