POC Crane MIPS Helmet - M-L - Basalt Blue Matte YGroup_7033413533741 while 4-way stretch construction provides

while 4-way stretch construction provides unrestricted movement on the bike

the 29" weighs approximately 583gm

you can still use them

inner rim width rear 31

POC Crane MIPS Helmet - M-L - Basalt Blue Matte YGroup_7033413533741 while 4-way stretch construction providesIdeal for Dirt Jump, BMX, Street, and urban riders with its understated looks and a lightweight and highly durable, dent resistant outer shell. The Crane features an innovative dual density liner for optimum protection against a wide range of impact forces and the addition of MIPS improves rotational impact protection. Who's this item for: Ideal for Dirt Jump, BMX, Street, and urban riders looking for a skate style helmet with good ventilation and