Premium Quality and Dimensions: Each vent in this 8-pack kit measures 8 inches in length and 2.6 inches in width, made from durable heavy-duty plastic material designed to withstand various weather conditions. Innovative Design for Maximum Efficiency: The convex shape features bottom-facing, inward-tilting holes that help prevent water entry while enhancing air circulation. Effortless Installation Process: Simple to install with three bolts for secure attachment; the downward-positioned vent holes allow for easy setup. Enhanced Ventilation Benefits: Promotes consistent airflow to help reduce heat, humidity, and pressure inside shipping containers, minimizing condensation to protect cargo. Optimal Sealing with Rubber Gasket: Each vent includes a rubber gasket that creates a tight seal to help prevent rainwater intrusion and moisture damage. Color: White Material: Plastic Package Contents: 1 x Shipping Container Air Vent Kit (8 pcs) – only items listed are included Note: Light reflection and display screen differences may cause slight color variations between the image and the actual product. Measurement may vary by +/- 1-3 cm.