Thousand ChapterMIPS Helmet, Club Navy

Thousand Helmets are a beloved brand here at Perennial Cycle. Unique styling mixed with the ever practical Poplock are sure to keep cyclists looking good while keeping us safe as well.
The Chapter Collection by Thousand is engineered for performance. These Helmets integrate elevated utility into your daily riding uniform to always keep you moving forward while keeping you safe (and visible).
MIPS Technology and an included rear light that mounts onto the helmet (magnets!) are sure to keep you safe all day and all night.
The Chapter Collection are manufacutred using in-mold technology to keep the helmets ultra light (medium weighs in at just 370g).

SMALL: 21-22in, 54-57cm
MEDIUM: 22-23in, 57-59cm
LARGE: 23-24in, 59-62cm

Measuring your head: Find a flexible measuring tape and wrap the cord around your head just above the eyebrows, keeping it level. Find your diameter in the sizes above. If you're in-between sizes, size down.