Come and see our amazing products. This stainless steel straw is made up of two parts, the out tube is made of food-grade 304 stainless steel and the inner tube is made of medical grade silicone. It's collapsible to be folded into 4 pieces and put into a ABS case. Small and weight light for easy to carry on the go. Easy to clean with the squeegee brush and dishwasher safe, durable and unbreakable. Perfect for your family, friends and traveling. Pls confirm with us about the packing info, stock color and exact production time before placing your order.