Description: There are total 4 sizes for your option to fit any brand and most standard-sized window AC units. Made of 600D high-quality polyester, UV resistant, designed to withstand rain and snow, allowing long term outdoor service. Secure with two adjustable straps with snap buckle for a tight and custom fit and protect the outside cover. easy to put on and take off. This outdoor cover allows you to leave your AC unit in the window all year long. The covers are machine washable & reusable& durable. Preventing dust, dirt, and other small debris from blocking your A/C unit when not in use. perfect for home, office or anywhere you have a window AC unit. Specification: Material: 600D Oxford Fabric Color: Black Size: 43x33x30cm/16.9x13x11.8inch 55x38x41cm/21.7x15x16.1inch 65x43x54cm/25.6x16.9x21.3inch 70x48x64cm/27.6x18.9x25.2inch Package Includes: 1 Piece Outdoor Air Conditioner Cover Note: Please allow slightly measuring deviation due to manual measurement.