Bottle Shower adapter

Turn an ordinary water bottle into a practical and convenient portable shower!This adapter screws directly onto standard bottle necks of 0.5 L, 1 L, 1.5 L, and 2 L bottles, offering a steady, even water spray.Perfect for quick showers anywhere! Main Features:🚿 Compatible: Fits standard 28 mm PET bottle threads (PCO 1810 standard).🚿 Ergonomic Shower Head: Wide and soft spray for effective refreshing.🚿 Easy to Print: Use the print profile for best result! Requires very few supports, designed for quick and hassle-free 3D printing.🚿 Smart Ventilation System:A special air hole allows air to enter without letting water leak out. Thanks to a clever internal design that leverages the surface tension of water, the ventilation channel stays dry: air flows in, while water flows neatly from the shower head, with no need to squeeze the bottle. Just tilt it to release a continuous, controlled flow!m 🚿 Ideal for: Beach days, camping, hiking, RV trips, outdoor sports, and general outdoor activiti