THE ZUP TRIO XTRA TOWABLE TUBE - 3-PERSON TUBE - WATER TUBING, TOWING. Our 3-person ZUP TRIO Xtra towable tube is based on the world's most popular tube design and built for some of the most exciting times you will have on the water! These are low-profile designs, which make them easy to board. The soft neoprene body pads offer a comfortable non-chafing ride.Size: 80-1/2" x 80-1/2" (Deflated). All other locations, additional charges will apply. WE HAVE YOUR GEAR FOR EVERY TIME OF THE YEAR.