Hand push flat wheel, walk quiet, apart from the wheel board, wheel adopts high performance polypropylene plastic (PP), this product's wheel adopts a unique quiet design, so that this product has reached silence in walking. Hand push flat wheel, walk quiet, apart from the wheel board, wheel adopts high performance polypropylene plastic (PP), this product's wheel adopts unique quiet design, so that this product has reached silence in walking. Ku dɛ̈t peei, rin ye wheel ye looi, a ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot ye rot Plate, wheel wheel ye polypropylene plastic (PP) ye luɔɔi apɛi, ka kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye A ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye t Texture de surface anti-slip.