Grind your herbs with the most sophisticated grinder on the market today. Carry your herbs around in the most discrete way, on your keychain. Fill up your vaporizer with herbs without spill, right to the heating chamber. Yes! Taking off the mouthpiece doesn't only allow you to fill up a chamber, it is also a one-hitter pipe, for extra convenience on-the-go. Just another reason to not forget your keychain at home!