本发明具有表面耐磨及止滑效果，透气性良好。
The insole has the effect that the surface has wear resistance, slip resistance and good air permeability.
大底部采用耐磨、高密度进口合成橡胶，具有耐磨止滑性。
Sole is wear-resistant skidproof and high-density synthetic rubber.
玩具轮胎、轮皮、轨道垫圈、缓冲器、硬胶车轮减振护套、止滑器。
Toy tires, wheel cover, track washer, bumper, hard-rubber wheel shock absorber.
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