The PORTOPONG is great in any body of water and once inflated this durable inflatable game board can support itself on any sturdy base. Plus, with grommets at each corner, PORTOPONG can be tied up to almost anything – stakes, trees, poles, a ceiling, even the four players enjoying the game! PORTOPONG can simply be inflated and placed on top of any supportive base. The possibilities for spontaneous, spirited partying are endless! Tip from our boys at PortOPong: ATTENTION COLLEGE STUDENTS! - You know you want this for your dorm room - no more getting caught by R.A's. lugging tables around the halls! Flip it over and cover it with a bed sheet - looks just like an aire bed! Included with your PortOPong: 4 - pool strings 2 - repair patches 1 - set of instructions PortO-Specs: Made from durable vinyl Inflates to: 72" x 36" x 4" 2 grommets (tie holes) on each side (4 total)