Come and see our amazing products. A square-shaped groove is graved in the bamboo as the wireless charging area to keep the phone in place when wireless charged. Then you will not worry that the phone would slip out the charger or even fall down to the ground.In office you can put your pen and paper on the holder keep the desk clean.It's a great gift to print your logo, corporate logo and message. Pls confirm with us about the packing info, stock color and exact production time before placing your order.