Smith Forefront 3 MIPS Bike Helmet Size:M Our stiffest and lightest FACT

Our stiffest and lightest FACT Powerline™ carbon plate maximizes power transfer: Stiffness Index 15

Our original 'I-Grow'™ Extended Wear System has built-in technology to increase cuff length by 2 inches

Synthetic blow-able insulation

soft acrylic yarns that hold the heat

Smith Forefront 3 MIPS Bike Helmet Size:M Our stiffest and lightest FACTFrom flowy single track to technical descents, the Smith Forefront 3 Mountain Bike Helmet has your back (and front and sides) more than ever thanks to a complete internal injected roll cage, extended back coverage and a Mips Safety System that's integrated directly into the helmet padding for more comfort. Add venting that increases airflow by 25 percent, a micro adjustable BOA Fit System and complete Koroyd coverage, and you have a helmet that's as