inflatable ski ,snow sledge heavy duty pvc cold-resistant,(-13 degrees) fun for skiing in the snow days inflatable ski sledge,inflatable snow tube,inflatable snow sledge,inflatable skie tube,inflatable snowboard1,Size:78"x28" inches2,Pvc thickness:0.4mm,heavy duty pvc cold-resistant,(-13 degrees)3,Safety valve for super fast inflation & deflation 3,Heavy-Duty Double Stitched Partial Nylon Cover, ...