Hit the water with these two half day tubing trip vouchers from River Riders. This trip is good for flat water tubing or white water tubing. Flat water tubing is a calm, relaxing float down the river and is suitable for anyone who weighs over 30 pounds. White water tubing is an adventurous and physically challenging activity and is suitable for those who are at least 12 years old and 5 feet tall. Have some tubing fun with River Rivers!