Suoran Apple Macbook Pro 15 Inch Bag Sleeve Case Briefcase Portable Computer Sleeve Laptop Bag Wool Felt Bag for Apple Macbook 15 Inch-Grey Wool felt is made of 100% natural wool.Environmentally friendly material. Sustainable, renewable and biodegradable. Lining material is microfiber leather, mouldproof, wear-resisting, not scratch the computer. Wool felt have the characteristics of buffering and shock absorption, protecting your equipment at anytime and anywhere. Convenient front pockets, can hold the tablet, power supply, mouse, mobile hard disk, data line, etc. soft to the touch,Weight light.