Please send us your detailed specification such as the style, size, color, fabric, quantity order and the design. The best way is please email us the designs in Corel draw file or PDF. For the custom design, We will charge the screen cost at once at initial order and will no charge anymore for repeating order. Normally the screen can be used till 2 years. If you dont have design in Corel draw or PDF, our expert designer staff will help you to design at USD 30.00 charge per design.