This bottle sleeve is suitable for bottles to keep the liquid inside warm or cold, and can keep the user's hands dry. This product uses durable and soft neoprene. It is non-toxic to the human body. It is odorless and shockproof. The product can be washed, foldable and stretchable. It is very suitable for beach, birthday party, entertainment, outdoor camping, barbecue, family picnic or daily use.You can also print the company's name or logo on the surface of the product.