Meet etee: a button-free VR controller that helps you get more into your games. It brings your hands and fingers into your games, allowing you to play with gesture, pressure, proximity, and touch. The SteamVR version has 6DOF and haptic feedback.
The battery lasts up to 6 hours. These are lightweight, weighing 120g. Like what you see? You can find this project on Kickstarter.