Kids · Boys'
Size-matched knee & elbow pads for teenagers (ages 12–16), with color and style notes typically preferred by boys in this age range. Fit remains the priority — pattern and color second.
Teenagers occupy the most complex sizing zone in cycling — they're transitioning from wheel-diameter-based kids sizing to frame-size-based adult sizing. A teen's height at 12 may be vastly different from their height at 16, making growth prediction an important factor. Shorter teens (148–160 cm) typically fit 26" wheel youth bikes or adult XS frames. Mid-range teens (160–170 cm) can fit adult S frames in most brands. Taller teens (170–180 cm) fit standard adult S or M frames. The key difference from adult sizing is proportion — teens often have relatively longer legs and shorter torsos compared to adults of the same height, which means they may need a frame one size smaller than the height chart suggests, or a stem adjustment to shorten the reach. At this age, teens should be sized using the same methods as adults: stack and reach measurements, saddle height calculation (inseam × 0.883 for pedal-to-saddle distance), and test rides.
Pad fit relies on thigh/forearm circumference + leg/arm length. Always measure and consult brand size chart — sizing varies widely.
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Fox Racing
Size SM fits 28-32 cm thigh circumference, 140-155 cm rider height
Troy Lee Designs
Size YS fits 30-34 cm thigh circumference, 135-150 cm rider height
G Form
Size YM fits 30-35 cm thigh circumference, 140-160 cm rider height
7idp
Size XS fits 28-32 cm thigh circumference, 135-150 cm rider height
Leatt
Size YS fits 28-33 cm thigh circumference, 140-160 cm rider height
Poc
Size M fits 37-42 cm thigh circumference, 165-180 cm rider height
Dakine
Size YS fits 30-34 cm thigh circumference, 140-158 cm rider height
Race Face
Size YS fits 30-35 cm thigh circumference, 140-160 cm rider height
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