This car cover is waterproof. The cover has a mirror pocket/Material: Cotton. The underside of the cover has elastic edges. The breathable fabric ensures airflow inside the cover, reducing moisture and heat buildup. Double stitching is stronger than single stitching. This car cover is suitable for both indoor and outdoor environments and meets standard requirements for vehicle protection. This car cover is waterproof and dustproof, while also wicking away heat and condensation. The cover is made of lightweight materials and is easy to install and remove. It effectively protects against rain, snow, water stains, sunlight, industrial pollutants, airborne dust, dirt, UV rays, and natural pollutants such as bird droppings and tree sap. The breathable fabric easily wicks away heat and condensation accumulated under the cover. The durable yet soft inner layer prevents scratches on the vehicle's body. Special additives prevent UV aging and protect both the inner and outer surfaces of the cover. Breathable fabric allows heat and moisture to escape from under the cover. Elastic hem around the bottom of the vehicle. Breathable fabric promotes airflow under the cover, reducing moisture buildup and heat buildup. Composition: Cotton. This cover includes mirror pockets.