Sleek, simple, sophisticated. The Econo Swirl Hand Pipe features a swirling design and is made of 100% borosilicate glass for maximum durability. Sleek, simple, sophisticated. The Econo Swirl Hand Pipe features a swirling design and is made of 100% borosilicate glass for maximum durability. These travel size hand pipes also include a Red Eye Glass® Protective Neoprene Pouch for taking your new toy on the go!