Come and see our amazing products. This production is made of food graded silicone,BPA free.Non-toxic and no after taste or odor. Soft,lightweight but thick enough to be sturdy and to hold the shape. More durable and flexible than ordinary glass and plastic bottles. The sealing system of this portable water bottle is state of the art. The bottle is Heat resistant.Maximum capacity 600ML. Very compactible after folding, it fits in your pocket with easy. Custom logo is available. Pls confirm with us about the packing info, stock color and exact production time before placing your order.