We guarantee delivery to your USA address or to your international border, and at company's discretion, will replace non-delivered kits if reported within 30 days of non-delivery. 

Orders cannot be cancelled or modified after they are shipped.
We require a receipt or proof of purchase to make adjustments or cancel an order. 

All kits come with a manufacturer's guarantee. Any damaged or missing items will be replaced or exchanged if reported within 30 days of placing your order.