The raw material we are using mainly include stainless steel sheets, stainless steel wires, plastic and silicon. The raw material price has been slightly fluctuating, and it’s slightly going down for the past month, and it is predicted to go up around Christmas. So, we are planning for some stock for pre-orders from our customers. If you are also considering to order, please do not hesitate to place your orders to us, to catch this good rates.