Instructions for use:1. Rinse the shower bag with one tablespoon of baking soda and warm water before initial use.2. Fill the bag with water， then place it on a flat surface with black side up and directly expose to the sunlight.3. Maximum temperature should be attained in approximately 3 hours; it can make the 15�� water reach about 45��.4. Please test the water temperature before use since it maybe reach 50 Celsius degree in the strong sunshine.Cautions:1. Camp shower bag can heat water reach over 50��. You must test water temperature before taking a shower and add some cold water if necessary.2. Please don't heat the water over 50��， or it will shorten the service life of bag.3. The water in the bag is undrinkable.4. If you don't need to use it， please dry it.Specifications:Color: BlackType: ShowerMaterial: PVC materialCapacity: 40 L / 10 gallonLength of pipe: Approx. 60 cm / 23.6 inchPackage size: 25 * 17 * 7 cm / 9.8 * 6.7 * 2.8 inchItem weight: Approx. 453 g / 16.0 ozPackage List:1 * Camp Shower Bag1 * Shower Pipe 1 * Hanging Nylon Cord with a Hook