Stanley's Classic Perfect-Brew Pour Over stands up to any adventure. The stainless steel, rust-proof design ensures a lifetime of delicious, grit-free coffee whether at home or in the great outdoors. Simply place it on top of a mug or narrow-mouthed bottle, add a filter and coffee grounds, then pour hot water for the perfect brew. No more weak, lukewarm coffee when this durable pour over system can travel anywhere.