Suitable models: Only for Samsung Galaxy Book4/5 Pro 360 16'' &16inch Book4 Ultra & Book4 Pro/Edge 16 inch,Not suitable for other models, please check.This protective case does not support 360 degree rotation function. If you frequently use the rotation function, please purchase with caution! Protective sleeve parameters:[External size: 364x 259x 29mm],[Gross weight: 500g]. Material: The appearance is made of high-quality PU leather [similar to canvas texture], which is fingerprint resistant, breathable, and non slip. The lining is made of ultra-fine fibers to prevent scratches on the laptop. It can also to some extent prevent accidental falls on laptops. Heat dissipation: The bottom of the protective cover is designed with heat dissipation holes, which has good heat dissipation performance. Side design with elastic bandage for placing a stylus [not included in this product]. Design method: Adopting a 2-in-1 design with magnetic adsorption in the middle, beautiful and practical, easy to install and disassemble [for normal use, no need to remove]. Note: Be sure to check the model and size of your laptop, otherwise it will not be able to be used. Tip: If you need other models, you can search in our store or contact us, and we will reply to the email within 24 hours. Thank you for your choice!