Or just slide down a hill.
Heavy duty thick RUBBER (not plastic) tubes ( no covers) for summer and winter fun.
Tube 4 feet + across is $40 , 4 1/2 ft + is $50 , 5ft+ is $55 , 6 ft+ is $65.
More air could be added to make them even larger ( that's what the "+" beside size means ).
All are tested and DO NOT LEAK. Includes a quick deflate valve for easier transport.
Buy 2 or more and get a discount.