- Collapsible Water Bottle - Holds up to 500ml liquid and is only .33lb in weight - It can be folded from 8.7 inches to 4.53 inches in height. - Equipped with an aluminum alloy carabiner, that can hook to your backpack or gym bag, for easy carrying everywhere you go. - Made of BPA FREE food-grade premium silicone. - Has a silicone seal ring and metal cap to prevent leakage. - Wide mouth design makes this collapsible water bottles easy to clean the interior or to add ice. - Ideal for travel, gym, biking, running, camping, fishing, hiking, climbing, yoga, beach, outdoor sports and more. - Dish Washer Safe. Top rack recommend. Do not put in microwave. - Imported