Tree Frogs, America’s Best Value In Swing Sets, offers an array of swing set styles and accessories to grow and change with your family’s needs. Tree Frogs swing sets are built with chemically free, natural premium lumber which come from certified mills that have sustained yield forest management. Designed for years of birthday parties, play dates and backyard family fun. Tree Frogs swingsets are built to last with a solid warranty to back them up. Tree Frogs swing sets are built with chemically free, natural premium lumber which come from certified mills that have sustained yield forest management. Both redwood and cedar are naturally resistant to insects, decay and unlikely to warp or twist. And, because all of our lumber is chemical free and from sustainable forests, it’s not only healthy for families but the world in which they play. Designed for years of birthday parties, play dates and backyard family fun. Tree Frogs swingsets are built to last with a solid warranty to back them up.