Roll confidently with our wear and tear tested ball wheel. It delivers maximum stabilty and comfort. Large-capacity storage mesh bag, using high-quality fabrics, with good breathability and wear resistance, new dry and wet separation storage, zipper closed inside. Metal bearing double-row aircraft wheel design, sturdy and wear-resistant, tires are made of C rubber, full noise reduction system, 360° smooth. The performance has been comprehensively improved, high-quality accessories are selected, and the new upgraded nailless aluminum-magnesium alloy frame can greatly improve the performance of compression, load-bearing and wear resistance. Double-sided fixed large load-bearing handle,double-sided fixed design, can bear more weight, comfortable to lift without scratching, and better grip.