Got neck and wrists strain when using iPad or Tablet PC for a long time? This item can help you. Stretchable & Adjustable Swiveling Gooseneck. The gooseneck is 360º Rotating steel pipe that make it adjustable. Release your hands. Installation takes 3 minutes with no drilling. Clamp, Carbon Steel, Environment-friendly Material. Soft pads stuck to the clamps: Protect your iPad, Tablet PC and desk from scratch. Compatible with 5-10inch Tablet PC, Portable DVD,GPS Receiver and so on. The clamp can stretch to a range of 5.2cm.It means that this holder can clamp over desktop which is not thicker than 5.2cm. Convenient and Comfortable for tabletop use. Also good for bed side. If you want to use this item in other place, just like a kitchen, please make sure it's suitable for the clamp.