Giro Register MIPS II Helmet, Universal Adult Hub Stan's Tire Sealant is formulated

Stan's Tire Sealant is formulated to stay liquid in tires for up to seven months

Reflective decals for increased visibility in low-light conditions

stamped steel cogs held together with 123 high-strength stainless steel pins

The Re-Fuse rolls fast and has extreme durability and can handle long miles on everything from pavement to gravel

while the geometry features an ultra-low standover that makes it easy for your little ones to fit on and grow with the bike

Giro Register MIPS II Helmet, Universal Adult Hub Stan's Tire Sealant is formulatedOverview Six years ago, Giro set a new standard in quality, look, and feel in a recreational helmet with the original Register. The Register II takes this to the next level by bringing styling and venting of Giro's highest end road helmets into this lightweight in mold helmet. With a removable visor, an adjustable fit system, and the Mips&reg Evolve Core rotational energy management system, the Register II Mips is a best in class recreation helmet.