If you're not sure which EPS size your helmet has it should be printed inside the helmet and visible when the headliner and cheek pads are removed

Nylon 55% / Polyester 28% / Elastane 17%

OneUp is not currently aware of any tapered steerer tubes that do not meet this requirement

then the TLD Sprint Youth Pants are perfect

The Scorpion Sport XC H is the tyre designed for your hardapacked courses

TLD Skyline Superlyte Pants - 34 - Mono Midnight PDP|Colour If you're not sure whichIntroducing the Troy Lee Designs Skyline Superlyte Pant the solution for riders seeking a lightweight, pedal friendly trail pant. An incredibly lightweight 4 way stretch Bluesign approved material wicks moisture while at the waist, a premium elastic waistband makes for a no slip fit. Two front pockets plus a side mobile pocket keep essentials secure for anywhere the ride takes you. Features Bluesign approved fabrics 89% Recycled Poly 11% Spandex, 4