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LEM Helmets Flow Mountain Bike Helmet

LEM Helmets Flow Mountain Bike Helmet
  • Color: Black
  • Color: Black/White
  • Color: Blue
  • Color: Blue/White
  • Color: Emerald
  • Color: Garnet
  • Color: Grey
  • Color: Red
  • Color: White
  • Color: Orange
Please select options


From technical lines to tacky singletrack, the Flow mountain bike helmet keeps you in the moment, moving in sync, comfortable, and protected. It's built with features like full-back coverage, micro-fit adjustment, a cooling ventilation system, and indexing visor.

The Flow is a superior mountain bike helmet for all-mountain riding - short or long, technical or not. It's a seamless extension of your mountain bike riding experience ... enjoy the ride!


- LEM Flow-Thru ventilation system offers large intake and exhaust vents to keep you cool
- Multi-Positioning indexing visor for secure on-trail adjustment and convenient out-of-the-way goggle stowage
- LEM FS2 fit system brings a secure, easy, on-the-fly customizable fit with the micro-adjust dial
- Integrated, 3 PC shell technology and in-mold EPS for impact energy management, durability, and lightweight feel
- Helmets Comply with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older in the US, and in Europe with EN 1078 CE

Tech Specs:

- Weight: 290 grams (w/o visor)
- Visor: 3-Position Index Adjustable
- Fit system: FS2-16; Micro-Adjust
- Padding: LEM-Tech w/ BugOut Mesh Liner
- Number of vents: 16
- Reflector: Yes, Decals
- Webbing: Polyester Reflective

U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older in the US and in Europe with EN 1078 CE


Part Numbers

Option UPC MPN Store SKU
Black / Small 012868937312 HMT800190 210000029760
Black / Medium 012868937329 HMT800191 210000029762
Black/White / Medium 012868937381 HMT800197 210000029768
Black/White / Large 012868937398 HMT800198 210000029770
Blue/White / Medium 012868937350 HMT800194 210000029774
Grey / Medium 012868937503 HMT800209 210000029780
Grey / Large 012868937510 HMT800210 210000029782
Red / Medium 012868937411 HMT800200 210000029776
Red / Large 012868937428 HMT800201 210000029778