The Stream Helmet starts with a proprietary lightweight and aerodynamic Kinetic Polymer Alloy shell. The technical fabric comfort liner wicks away moisture and includes cheek pads cut from one solid piece of high quality foam using LS2’s 3D Laser Technology for a perfect fit and no hot spots. It is fully removable and washable so you can keep it fresh. The Stream has the easiest to use Tool-less Quick Release on the market and makes swapping shields a breeze. The face shield is scratch resistant optically correct and Pinlock ready. LS2 added a built-in Twin Shield System drop down sun shield so you get an amazing helmet at an unbelievable value. DOT Approved Meets FMVSS 218 Standard. HPTT High Pressure Thermoplastic Technology shell. Channeled EPS. FFS Fog Fighter System 3D optically correct face shield with Quick Release System. Pinlock ready face shield. DOT Approved Meets FMVSS 218 Standard. Inner drop down sun shield. Removable and washable comfort liner. Removable chin curtain. Breath deflector. Top and chin vents with exhaust port in back. Quick release metal security plate reinforced strap. Cheek pads with laser cut foam. Neck roll
- 21 1/4 Small 55-56 cm 21 5/8
- 22 7/8 Medium 57-58 cm 22 1/2
- 22 7/8 Large 59-60 cm 23 1/4
- 23 5/8 X-Large 61-62 cm 24
- 24 3/8 2X-Large 63-64 cm 24 3/4
- 25 1/4 3X-Large 64-65 cm 25 5/8
- 26 4X-Large 66-67 cm 26 3/8