One size fits all" design works for most tablet-style devices and readers. Easy to attach and detach without damaging your tablet. Simply pop the iBallz onto the corners of your device, tighten the bungee and secure the cord stopper. Lightweight and does not interfere with most device buttons and adapters. Will form fit and hug your tablet even better over time. Make a comfy tri-pad Significantly reduces the risks associated with accidentally dropping your device. Perfect for presentations and live performance situations!