Versatile and lightweight, the Sierra Designs Microlight Accelerator Jacket for Boys is a H2Oproof/breathable jacket ideal for backpacking, travel, or watching the afternoon soccer game in the rain. Built with Microlight Accelerator fabric, this rain jacket has a polyester tricot lining, zipper secure handwarmer pockets, and no shoulder seams for Additional H2O resistance and all-day chafe-free comfort when wearing a backpack.