Looking for a way to give back to the environment? SodaStream is an easy way to cut back on buying soda bottles which contribute to the environments waste. These slick sodamakers can turn tap water in to seltzer in under 30 seconds. Or you can buy mixes to use them to make Pepsi, Coca-Cola, SodaStream Cola, 7-Up, Sprite and an assortment of other drinks at home. The SodaStream models range in price from $89.95 to $199.95.