The innovative design of the Easy Clean bottle, incorporating the bottle separation, allows for easy cleaning of the bottle BY HAND with most kitchen brushes or BY DISHWASHER for even more convenience! Enjoy not spilling on yourself with the NARROW MOUTH while also maintaining the benefits that a more accessible, wider bottle provides. Easily ADD ICE! This HYGIENIC water bottle is a REUSABLE, DOUBLE WALL INSULATED, 18/8 food-grade STAINLESS STEEL construction. Both the cap and bottle separation are VACUUM SEALED and LEAK PROOF. The cola style design and size (17oz / 500ml) enables the bottle to fit perfectly in ALL CUP HOLDERS.