Cotton SIZE - External dimensions: 13.9" * 10.04" * 0.98" / 35.3 * 25.5* 2.5cm, internal dimensions: 12.6" * 9.33" * 0.9" / 32 * 23.7* 2.3 cm(L x W x H) DESIGN AND FUNCTION: JRCMAX exclusive design, business light and convenient laptop bag, integrates the functions of the sleeve and the computer bag, breaking the mediocre design style of the traditional laptop sleeve, simple but not simple SOFT LINING FOR SHOCK ABSORPTION: 360 degree embedded beading, high-elastic cotton bead wraps tightly,anti-impact corner guards, effectively reduce dips and collisions MATERIAL: The YKK zipper is super smooth, and the foldable handle can easily realize the nature of the inner bag or carry it out by hand. Made of high-quality waterproof fabric, it dries immediately after wiping, protecting the contents of the bag at the critical moment. COMPATIBLE: for MacBook Air 13.3/13.6 Inch 2022+ 2021 2020 2019 2018 (M2 A2681/M1 A2337/A2179/A1932), compatible with MacBook Pro 13 inch with/without Touch Bar 2022-2016 (M2 M1 A2338/A2289/A2251/A2159/A1989/A1706/A1708); Compatible with iPad Pro 12.9 inch (1st/2nd/3rd/4th/5th Gen) 2015-2022; Compatible with Dell XPS/Latitude 13; Compatible with HP Pavilion 13; Compatible with Lenovo Yoga 13.3; Compatible with HUAWEI MateBook 13/X 13/X Pro 13.9.