What it is A flexible, 700ml food-grade silicone water bottle that expands for daily hydration and folds down to just 3 inches tall when empty. Engineered to save space without sacrificing capacity, this BPA-free container provides an eco-friendly hydration solution for frequent flyers, hikers and festival-goers navigating crowded airport terminals and outdoor adventures. Why you’ll love it Generous 700ml Capacity: Holds plenty of water to keep you hydrated through long flights, day hikes and busy road-trip itineraries. Massive Space Saver: Shrinks down from 9 inches to 3 inches high once empty, freeing up crucial room inside your daypack or carry-on. Safe & Taste-Free: Constructed from durable, BPA-free silicone that is food-safe, non-toxic and easy to sanitize between uses. Built for Tough Use: Flexible design withstands accidental drops, impacts and tight bag packing without cracking or denting. Travel-friendly perks Airport Security Bypass: Fly through TSA checkpoints with the bottle collapsed empty, then fill up at hydration stations past security. Featherlight Weight: Weighs only 5.6 oz (158.76 g), ensuring your pack stays light whether expanded or folded. Leak-Proof Construction: Secure, food-safe lid creates a tight seal to prevent accidental leaks inside tote bags and daypacks. How to use Expand & Fill: Pull the silicone body open to its full 9-inch height and fill with water or your favorite beverage. Seal: Twist the lid closed tightly before stowing in your bag or bottle pocket. Collapse: Once empty, press the top down to collapse to 3 inches and store away neatly. Key ingredients / components BPA-Free Silicone Body: Flexible, food-safe silicone that collapses repeatedly without cracking. Food-Safe Lid Assembly: Durable hardware engineered for a tight, leak-resistant closure. Size & details Dimensions: 9" height expanded; 3" height collapsed (700ml capacity). Weight: 5.6 oz (158.76 g). Origin: Made in China.