HEALTHY & SAFE MATERIAL: Made of BPA FREE food-grade platinum silicone, APPROVED to ensure safe drinking, non toxic and odorless. FOLDABLE DESIGN & SPACE SAVER: The foldable water bottle can reserve 600ml liquid with only 220g in weight. It can be folded from 9.8 inch to 5.5 inch in height. Collapsible and lightweight design allows you save 50% space, portable and easier to storage. PERFECT FOR TRAVEL & SPORTS: The shatter-proof, flexible and durable collapsible silicone water bottle equipped with a aluminium alloy carabiner, you can hook it to backpack or gym bag, carry it everywhere. Ideal for travel, gym, bikes, running, camping, fishing, hiking, climbing, yoga, beach, outdoor sports. LEAK PROOF & EASY TO CLEAN: The travel water bottle designed with silicone seal ring to prevent leakage.