Water Bag Foldable Solar Heated Shower Camping Outdoor Shower Bag Bath Bag Climbing BBQ Picnic Water Storage 40L Specifications:This bath bag is made of non-toxic and lightweight PVC for easy carrying and storage. It can hold 40L of water, which is enough to take a bath of about 10 minutes. To use solar energy to heat water directly, conveniently and quickly. The shower bag is equipped with a valve, easy to use when hiking, camping, etc. Item Name: Shower Bath BagMaterial: pvc Capacity: 40LCech: Portable, Lightweight, Solar Heated Unfold Size: 40cm x 40cm x 27cm/15.75" x 15.75" x 10.63", Tube Length: 69.5cm/27.36" (Valve Included), Valve Diameter: 5cm/1.97" (Approx.) Folded Size: 31cm x 15.5cm x 5cm/12.2" x 6.1" X 1.97" (Approx.) Instructions for Use:1. Wash the shower bag with 1 teaspoon of baking soda and warm water before first use.2. Fill it with water and place it on a flat surface with the black side facing up to fully absorb the sun's energy.3. It can be used after heating for about 3 hours. (3 hours can raise the water temperature from 15.5 degrees to 40.5 degrees.) Caution:1. The water temperature must not exceed 50 degrees.2. Please test the water temperature before use. If it's too hot, add some cold water.3. Lack of drinking water.4. When not in use, drain all water. Remarks:Z