Travel Silicone Coffee Cup Free Folding Hiking Mug Portable Retractable Leakproof Esg14016. Space-Saving Design: Folds to save 60% space, reducing height to 2.36 inches for easy packing. Food-Grade Silicone: Made of odorless, flexible, and reusable food-grade silicone material. FDA Certified: Product holds FDA certification ensuring safety for food contact. Versatile Usage: Suitable for hot and cold beverages like coffee, tea, soup, and milk. Easy to Clean: Features a detachable lid and wide mouth for convenient cleaning. Eco-Friendly Choice: Replaces disposable plastic and paper cups to benefit the environment. Leakproof Construction: Designed with a plastic lid to prevent leaks during travel. Lightweight Portability: Weighs only 137 grams, making it ideal for hiking and outdoor activities.