The Sova itself is made of lightly textured black plastic that feels completely solid. I used the mouse with the LEDs on for three days on a single charge, and the battery died partway through the third day. It puts your body in a very different position than it’s used at a desk, and a good lapboard has to either compensate for that, or be flexible enough to let you find the position best for you. Synerprise Consulting Services Phone Number,