1、Rugged Structure: The overall frame of the sliding window is made of high strength aluminum alloy with black powder coating for high strength and suitable for harsh outdoor environments. 2、Tempered Glass: 4mm thick black tempered glass (E4 certified) ensures the overall sturdiness of the window, and the tinted glass effectively resists UV rays, sound and heat to provide a comfortable environment. 3、Perfect Seal: The whole frame has a waterproof rubber ring for a perfect seal to keep your camper cool in summer and warm in winter, with drainage holes under the frame to ensure rainwater runoff. 4、Easy to Slide: The rounded window adopts push pull opening, the single side glass can be pushed and pulled to open and close, and the opening side has a movable insect net to provide a barrier for insects. 5、Wide Applications: Sliding window is suitable for campers, RVs, construction vehicles, etc. Can be used in storage rooms, living rooms, lounges or any location where windows are needed.