This is a limited edition sleeve case design for MacBook Air. It combines two of the world famous technologies, Technology Bayer and BMT, which make the case extremely thin and light and at the same time provide optimal protection. By using the BMT technology, which manufactures the world's thinnest fiber, the pictures are much more vivid and real. You won't find any product on the market like it. Because it use environmentally friendly material,there is no noxious substance release to environment and No smell of NEOPRENE, SBR.CR, no odor of glue, completely non-toxic and odor-free by European ROSH standards. In addition, all of the air sleeves use the Patented Triangle Design, which makes the sleeve fit the air like a glove. This is the only case on the market that combines a light, thin, fashionable design with great protection. Be prepared to become the center of attention with this fabulous, trendy MacBook Sleeve.