New children's speed roller skates skates Sharpener 2 version upgrade SKU 体积 尺寸 装箱数 重量 价格¥ ($) US dollar price changes with exchange rate 立即购买 Detail "Product name": speed skating "Material": plastic "Packaging": "Carton specification": 82*32.6*84.5 "Product design": 4-color process "Quantity": 56 plate/box