D3O Viper Stealth Back Protector - Level 2 shorts Bell believes that helmets equipped

Bell believes that helmets equipped with MIPS technology can provide an additional measure of protection in certain impacts

and is designed to accommodate D3O armor in the back

Neck vent exhaust

outseam construction

D3O Viper Stealth Back Protector - Level 2 shorts Bell believes that helmets equippedBenefiting from Airwave technology, the D3O Viper Stealth is an extremely flexible, low profile and lightweight back protector, whilst offering incredible protection. PRODUCT FEATURES: D3O patented technology Certified to exceed the performance requirements of EN1621 2: 2014, Level 2, including optional cold test at 10 degrees For winter sports: certified as suitable for use at temperatures down to 20 degrees Breathability and flexibility Airwave