5′ Poly Grandpa Swing5 Poly Grandpa Swing For a growing family who loves to swing together, what's a porch without a grandpa swing? We are proud to present the Hershy Way 5 ft. Poly Grandpa Porch Swing. This American made swing will be a beautiful addition to your porch or patio. We use 100% recycled material for its construction and then top it off with a natural finish. Youll enjoy the comfort of this swing whether you need a full body stretch, a place to read a book,