children‘s mountain bike bicycle boys and girls 6-8-12 years old 15 middle and big children primary school children bicycle disc brake speed change

standard version-single speed-matcha green(标配版-单速-抹茶绿) vip version-single speed-matcha green-gift package hot sale(尊享版-单速-抹茶绿-礼包 热卖) vip version-single speed-light pink-gift bag(尊享版-单速-白粉色-礼包) vip version-single speed-cherry blossom powder-gift bag(尊享版-单速-樱花粉-礼包) vip version-single speed-silver black-gift bag(尊享版-单速-银黑色-礼包) vip version-single speed-black and red-gift bag(尊享版-单速-黑红色-礼包) vip version-single speed-black and blue-gift bag(尊享版-单速-黑蓝色-礼包) vip version-single speed-white and blue-gift bag(尊享版-单速-白蓝色-礼包) vip version-variable speed-matcha green-gift package hot sale(尊享版-变速-抹茶绿-礼包 热卖) vip version-variable speed-light pink-gift bag(尊享版-变速-白粉色-礼包) vip version-variable speed-cherry blossom powder-gift bag(尊享版-变速-樱花粉-礼包) vip version-variable speed-silver black-gift bag(尊享版-变速-银黑色-礼包) vip version-variable speed-black and red-gift bag(尊享版-变速-黑红色-礼包) vip version-variable speed-black and blue-gift bag(尊享版-变速-黑蓝色-礼包) vip version-variable speed-white and blue-gift bag(尊享版-变速-白蓝色-礼包) vip version-disc brake variable speed-matcha green-gift bag hot sale(尊享版-碟刹变速-抹茶绿-礼包 热卖) vip version-disc brake variable speed-light pink-gift bag(尊享版-碟刹变速-白粉色-礼包) vip version-disc brake variable speed-cherry blossom powder-gift bag(尊享版-碟刹变速-樱花粉-礼包) vip version-disc brake variable speed-silver black-gift bag(尊享版-碟刹变速-银黑色-礼包) vip version-disc brake variable speed-black and red-gift bag(尊享版-碟刹变速-黑红色-礼包) vip version-disc brake variable speed-black and blue-gift bag(尊享版-碟刹变速-黑蓝色-礼包) vip version-disc brake variable speed-white and blue-gift bag(尊享版-碟刹变速-白蓝色-礼包) vip version-shock absorber disc brake variable speed-matcha green-gift bag(尊享版-减震碟刹变速-抹茶绿-礼包) vip version-shock absorber disc brake variable speed-light pink-gift bag(尊享版-减震碟刹变速-白粉色-礼包) vip version-shock absorber disc brake variable speed-cherry blossom powder-gift bag(尊享版-减震碟刹变速-樱花粉-礼包) vip version-shock absorber disc brake variable speed-silver black-gift bag(尊享版-减震碟刹变速-银黑色-礼包) vip version-shock absorber disc brake variable speed-colorful color-gift bag(尊享版-减震碟刹变速-炫彩色-礼包) vip version-shock absorber disc brake variable speed-black and red-gift bag(尊享版-减震碟刹变速-黑红色-礼包) vip version-shock absorber disc brake variable speed-black and blue-gift bag(尊享版-减震碟刹变速-黑蓝色-礼包) vip version-shock absorber disc brake variable speed-white and blue-gift bag(尊享版-减震碟刹变速-白蓝色-礼包) matcha green-extreme edition-integrated wheel variable speed-gift bag(抹茶绿-至尊版-一体轮变速-礼包) light pink-extreme edition-integrated wheel variable speed-gift bag(白粉色-至尊版-一体轮变速-礼包) cherry blossom powder-extreme edition-integrated wheel variable speed-gift bag(樱花粉-至尊版-一体轮变速-礼包) silver black-extreme edition-integrated wheel variable speed-gift bag(银黑色-至尊版-一体轮变速-礼包) colorful color-extreme edition-integrated wheel variable speed-gift bag(炫彩色-至尊版-一体轮变速-礼包) black and red-extreme edition-integrated wheel variable speed-gift bag(黑红色-至尊版-一体轮变速-礼包) black and blue-extreme edition-integrated wheel variable speed-gift bag(黑蓝色-至尊版-一体轮变速-礼包) white blue-extreme edition-integrated wheel variable speed-gift bag(白兰色-至尊版-一体轮变速-礼包)

18-inch [suitable for height 115-135cm]](18寸【适合身高115-135厘米】) 20-inch [suitable for height 128-145cm]](20寸【适合身高128-145厘米】) 22-inch [suitable for heights 140–160 cm](22寸【适合身高140-160厘米】) 24-inch [suitable for heights 150–170 cm](24寸【适合身高150-170厘米】) 26-inch [suitable for heights 160–180 cm](26寸【适合身高160-180厘米】)