The innovative G-Form 15.6" laptop / 17" Mac Book Extreme Sleeve is available in black or yellow & features the Reactive Protection Technology that instantly stiffens upon any form of impact absorbing over 90% of the energy, providing state of the art impact protection for your laptop or Mac Book. This Extreme Sleeve has been specifically designed for laptop users who are on the go & it can easily be stored in your bag, backpack or suitcase to ensure that your laptop is protected from impact everywhere you travel. How does the G-Form 15.6" Laptop / 17" Mac Book Extreme Sleeve work? The highly innovative & groundbreaking G-Form 15.6" laptop / 17" Mac Book Extreme Sleeve features Reactive Protection Technology that will instantly harden upon any form of impact absorbing over 90% of the energy, providing state of the art impact protection for your laptop or 17" Mac Book. This G-Form laptop / Mac Book sleeve is soft, flexible, lightweight & water-resistant & will provide consistent & repeated impact protection to ensure of high quality performance throughout the life of the product.