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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
*More than 40 riding data
* Ultra-light material is comfortable to wear
- track the cadence and speed by earth induction
*Built-in barometer
*GUB's new front and rear lights strengthen lighting and warning
rockbros kids bike helmet Size:S (48-53cm) *More than 40 riding dataSize: Adjustable 48 53cm(S) 53 58cm(M) Weight: 365g (S) 390g (M) Material: PC Outer Shell, EPS Anti Shock Foam, Soft Liner inside for sweating absorb. Safety: CE Standard 12 Ventilation holes, Removable jaw parts Size: adjustable from 48 53cm(S) 53 58cm(M) Weight: 365g (S) 390g (M) Material: PC shell, EPS shock absorbing cushioning, inner padded sweat absorbing cushioning Certification: CE safety certification 12 ventilation holes, detachable jaw.
