Our products are custom made to your specifications, the Shipment of SLIPs is generally done 6-8 weeks. Shipping times are estimated and may vary according to the volume of work being conducted at our facility, SLIP sizes in the order, order volume the number of boxes being shipped and your location. As such refunds or price discounts will not be provided based on shipping delays. Therefore it is important to account for manufacturing and shipping times when placing an order that may be part of time sensitive work.