This laptop holder is portable and foldable, convenient to carry and easy to store. - Height Adjustable: You can raise and/or lower to maximize comfort with the experience (6 adjustable height levels) - Heat Dissipation At The Bottom Of The Hollow: Very Suitable For Use As Laptop Cooling Pads. - Non-slip silicone bottle: prevents the notebook falling, it is stable. - Can be used as a strong and practical lift - a sturdy and durable holder: made of thick ABS, the laptop holder can provide a stronger weight capacity of up to 60 lbs. - Compatible with most laptops (up to 15 inches).