• Silicone
• Collapsable water bottle--this foldable water cup is made of food-grade silicone material, can be used without worries,travel water kettle
• Travel water holder--it can be used as outdoor portable drinking cup, large capacity cold and hot water storage cup for outdoor leisure and portable compressed water cup for mountain climbing,folding cup
• Space saving storage--the seal does not leak water, and it is comfortable to hold and non-slip, suitable for serving as a present for your families and friends, they must like it,collapsible water bottle
• Foldable water bottles--simple design, with fine workmanship and well polished, this cup is for outdoor carry,collapsible travel cup
• Collapsible bottle--it is a great friends and yourself, and it is also suitable for home or travel, the creative design will give you a wonderful experience and bring you a mood,collapsible travel kettle