This is a WHITE HALF SHELL Series DOT Motorcycle Helmet with a zip out neck liner. Three different shell sizes are used to make different sizes.
There are similar looking helmets available which are heavier and bulkier.
This has a new EPS liner which is only 1 inch thick compared to 1.5 to 2 inches you will find in other similar helmets

Condition : New (No rejects, No seconds, No defectives)
Super light weight
Smallest half shell construction
EPS Liner Thickness - 1 inch
Helmet Bag and Owners Manual included
Made from different size shells, not stuffing more padding for smaller size 
Quality Plush Interior
Removable visor
Face Shield Compatible
You can easily wear glasses with or without the face shield
Stainless Steel Dual D-rings
DOT clear coated in the back 
Great quality materials and workmanship 
DOT Certified : YES
This helmet meets or exceeds DOT Specifications which means that this helmet is Department of Transportation approved and will help protect you in the event of a crash or fall.
Warranty: 1 Year

Size Chart

ADULT SIZES	INCHES	CENTIMETERS
XS	20 1/4 - 20 7/8	52 - 53
S	21 - 21 5/8	54 - 55
M	21 3/4 - 22 3/8	56 - 57
L	22 1/2 - 23 1/8	58 - 59
XL	23 1/4 - 24	60 - 61
XXL	24 1/8 - 24 7/8	62 - 63