в линию коньков

1.Regulation: The Push-button adjustment of advanced methods can easily adjust the size and the shoes insole made by High-pressure sponge,it will reduce the effect of vibration. 2.taxiing should match helmet tarpaulins, knee 3.in adult beginners should accompany, lest produce an accident 4.this product is adjustable in-line skates according to individual needs, please adjust the size of the shoe 5.often change both sides of the wheel, can make in-line skates wheels more durable 6.avoid the rough pavement taxiing, can prolong the service life of the wheel and the bearing 7.not individual replacement wheels or bearing, it will lower the stability of the taxi 8.when not in use products should be stored in dry and no direct sunlight to prevent rust and fitting that aging products have certain effect