summary pet tunnel rabbit channel rainbow rolling dragon a facility for children to bore foldable tunnel toy

b18-309 color three-channel 168.101 color two-way b18405 rainbow s pass b18207 color long straight-through b18217 rainbow y pass b18216 rainbow l pass b18210 rainbow b18210 purple 168.101 black two-way 168.103 ringing paper blue tee b24305 single layer blue tee b18217 blue y pass b18405 black s pass 168.101 blue 168.101 green b18209 purple dots b18209 yellow dot b18209 orange dots b20101 printing y pass b20101 printing s pass b18212 khaki b18212 gray b18212 pink b18212 navy blue b18212 green b18212 blue b18212 brown b18215 suede s pass (gray) b18215 suede s-pass (khaki) b18310 khaki b18310 gray b18312_rainbow combination channel b18312 blue and black combination channel b18314_round channel set b18305_st rainbow channel b18306 gray and white faucet b18306_rainbow b18306_blue and black b18321 rainbow word-out b18321 blue and black word-out b18322 rainbow h pass tb18322 blue and black h pass b18323 rainbow e-tong b18323 blue and black e-tong b18324 blue and black two-fork b18213_four-color y-pass b18331 rainbow double j 168.420 rainbow color b18330 local gold s pass b18330 local gold square tube

as shown in the figure