Indulge in worry-free hydration with our BPA-FREE collapsible water bottle, expertly crafted from food-grade platinum silicone. Safe, non-toxic, and odorless, this innovative bottle accommodates 18.6 fl.oz. while weighing only 7oz. Its flexible design shrinks from 9.8 to 5.5 inches, saving 50% space, making it the ultimate portable companion. Perfect for all ages and activities, it comes complete with a shatter-proof, durable build and an aluminum alloy carabiner for easy attachment to your backpack or gym bag. Ideal for travel, gym workouts, biking, running, camping, fishing, hiking, yoga, beach outings, and various outdoor sports. For optimal cleanliness, soak it in boiled water for 20 minutes before the first use. Stay refreshed effortlessly on the go!