Introducing the Premium Azuma Polyurethane Bottle Cleaning Sponge - the perfect solution for efficient and gentle cleaning. This slim and long sponge is designed specifically for washing bottles, with a removable grip for detailed cleaning. Its good drainage ensures cleanliness and hygiene. Remember to use it only for its intended purpose and keep it away from fire. Azuma Industrial Co, Ltd is dedicated to providing quality products and services that enhance your daily life. Join us in our mission for comfort and originality.