1. Small telescope design, portable to carry
2. Easy to fill, filling directly into the glass tube to smoke
3. Filter mouthpiece, more smooth draw, better smoking experience
4. Springloaded structure. By shifting gears to adjust tube capacity, condense herbs and drop ashes.
5. All componenets are detachable, easy to clean and disassemble/assemble
6. Aluminum shell, protect glass from outside forces,durable and handy
7. Replaceable glass tube with simple plug in/out, no thread. You can either clean or replace a new glass tube.
8. Put out the smoke by simply putting the silicone cap on
9. The glass tube can storge shredded herbs with two silicone caps on each ends and sell them together as catridge