Giro: Help your child enjoy their first rides with the Scamp™ helmet, equipped with everything from a PinchGuard buckle to a Roc Loc Jr. adjustable fit system that makes fitting it correctly a breeze.The Scamp is packed with amazing features, including some of the same elements found in our best adult helmets, all in a smaller package designed to fit your child.The Roc Loc Jr. fit system with pinch-guard buckle provides an easy way to fit your kid's helmet quickly and securely. With a wide size range, your child can use this helmet as they grow from balance bikes to training wheels. The design is inspired by the adults' Montaro MIPS® / Montara MIPS®, and since the Scamp is available in a range of kid-friendly colors and designs, let your child pick out their favorite so they'll be excited to wear it every time they ride.HARDSHELL WITH IN-MOLD HARDBODY™ LOWER WRAP — The two-piece shell combines a tough outer hard shell with a polycarbonate lower shell permanently fused to the liner for durability without excess weight.ROC LOC® JR. FIT SYSTEM — Roc Loc® Jr. is a simple, durable, dial fit system specifically shaped to match the curvature of a child's head. The shape was developed with years of research into anatomic data to ensure a secure, comfortable fit. A large, rubberized knob makes it easy for adults to adjust the helmet for proper tension, allowing kids to quickly start their ride.PinchGuard BuckleQuick Dry Padding SPECSBuilt-in visorPinch-guard bucklePonytail compatibleBuilt-in bugnetCONSTRUCTIONIn-Mold polycarbonate shell with EPS linerFIT SYSTEMRoc Loc® Jr.VENTILATION8 VentsSIZESXS 17.75” – 19.25” / 45–49cmS 19.25”–20.75” / 49–53cm