Material: Cotton Colors: Blue系 (Blue-based) Orange系 (Orange-based) Size: Height: 18cm Diameter: 6.5 cm This is a set of two pet bottle covers. Use them according to your mood. Suitable for 500ml pet bottles. Also suitable for 600ml. *These covers do not have cooling or heating functions. *Pet bottles are not included. *The color of the product may differ slightly from the photos. *Individual sales are not available. *Returns and exchanges are not accepted.