This product is a set of 10 silicone leak-proof water bottle stopper plugs, designed to replace missing or damaged caps on water bottles. Made from silicone, these clear stoppers are durable and flexible, ensuring a secure seal to prevent leaks Each stopper measures 3.00cm in width and 1.00cm in height, making them suitable for various sizes of water bottles. Ideal for kitchen storage and organisation, or for on-the-go use with vacuum flasks and mugs.