Premium Pot Stakes. Printable on both sides. Stover HD CannaStakes are made from a premium poly blend that will perform in cold climates for up to 18 - 24 months. Our products are guaranteed to give 100% satisfaction in every way. Return anything purchased from us within 30 days if it proves otherwise. We do not want you to have anything from Stover Manufacturing that is not completely satisfactory. SATISFACTION GUARANTEE : Our guarantee is based on something as simple as a handshake – the promise that you'll be completely satisfied with your purchase, and if you are not, we'll make it right. We guarantee that we'll hold up our end of the bargain. It's just how we do business. If your purchase isn't completely satisfactory, we're happy to accept your exchange or return within 30 days of your receipt for items purchased directly from Stover Manufacturing LLC.