This 50 ft drinking water hose is designed for a variety of fresh water supply needs on a boat or an RV. Made according to the standards of the Safe drinking water Act and California's standards for phthalate-free products, it doesn't add chemical odors or tastes to water. However, for the best results, we recommend that you rinse the in side of the hose with 2 to 3 gal of drinking water before the first use. The functionality of this 50 ft RV water hose is not limited to the drinking water supply, you can use it for a variety of other purposes when you are on a road or boat trip. The hose is built with quality compound material that has high-flexibility and durability and it is more lightweight as compared to many other similar 50 ft. RV water hoses, which is important on a trip when every extra pound can make a difference. Octagonal-shaped aluminum couplings and patented Hose Armour™ that prevents kinking at the spigot provide additional durability and assure long term use.