PYPTEK Pocket glass-and-metal pipe: 1 3/4″ x 4″. Available in a six rich colors. The design is carefully engineered to fuse all the benefits of a premium glass pipe with the durability of aircraft-grade Aluminum. The Pocket construction delivers the authentic glass smoking experience you demand in one portable, rugged and easy-to-clean system. With three compatible concentrate kits, the PYPTEK Pocket redefines versatility in a market full of one-trick ponies. Product comes fully assembled and includes an extra o-ring as well as pipe cleaners.