This  510GSM Coated PVC Train or Trial tunnel is 2ft  in diameter with a 4" pitch meeting Competition equipment specifications. This tunnel is made from coated16oz PVC fabric  a flexible, durable, material with a rubbery embossed feel.An excellent choice for Schools this tunnels coated fabric provides pinhole resistance and performs well in cooler weather with  3.5mm spring steel wire providing support and stainless steel hoops inside the pvc at the mouths of the tunnel. This is a great choice of tunnel for training or trialing and qualifies as an entry level competition tunnel. Available in Blue