Bell Race Star DLX Flex Tantrum Helmet

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By Bell

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Race Star DLX Flex

Designed for the everyday commuter who likes to chase checkers on the weekend, the Race Star DLX Flex packs premium head protection with a modern aesthetic that simply makes you look fast.

Dedicated Racer

With a new fit and equipped with our ProTint™ shield, the Race Star DLX Flex is the ultimate choice for the racer with a day job — where every race weekend decision counts. Offering all the features of its class-leading sibling, the Race Star utilizes a 3k carbon fiber shell and is packed with cutting-edge technology to deliver premier performance. Our proprietary Flex liner helps provide comprehensive protection, while Magnefusion cheek pads ensure superior comfort with optimal fit, and RaceView orientation affords you a perfect view of the finish line. The desire to win starts in the head.


  • Shield Type - Panovision ProTint Shield
  • Country of Origin - China
  • Ventilation -
  • Fit System -
  • Product Weight - 1540g +/- 50g (Size M)
  • Electronics Compatibility - Now with speaker pockets
  • Certification - DOT (US), SNELL (US)


  • FLEX ENERGY MANAGEMENT — A first-of-its kind, three-layer impact liner designed to manage energy from three potential impact scenarios: low, mid, and high-speed.
  • 3K CARBON SHELL — The proven 3K carbon fiber gives this helmet the look, performance, and feel of a true race helmet.
  • 5 SHELL SIZES — 5 shell sizes, 6 impact liner sizes allow the rider to experience the performance of a near-custom fit. However you ride, fit matters.
  • IONIC+™ PADDING — Quick-drying interior padding helps manage sweat while fighting odor-causing bacteria.
  • PROTINT™ PHOTOCHROMIC SHIELD — Now with a Bell ProTint Shield. Activated by UV light, ProTint shields adapt to changing light conditions, providing enhanced vision during any ride. Offering exceptional clarity in low light conditions, ProTint shields quickly darken when exposed to bright sunlight. This adaptive technology helps your eyes adjust to the conditions, even when they are changing as quickly as the road ahead. Enhance your ride.