These quality 4-piece grinders feature Kannastör's unique tooth design set into a clear top. This extra visibility helps to prevent over shredding while creating a superior, fluffy grind with fewer twists of your wrist. Compact and efficient, these have been a favourite of discerning smokers for years! Grinder Features: Size: 2.2" The Original Clear Top helps prevent over shredding Easy Clean Screen Knurled Grips Made from 61/60 Anodized Food Grade Aluminum Limited Lifetime Warranty How it Works: The clear top allows you to see so there's no over grinding. Put your favourite herb inside and turn the lid. Herb will grind and fall through and catch in the middle compartment. The screened bottom allows that fine pollen and kief to fall through into a collection tray. What's in the Box: 1x - 2.2" Clear Top Kannastor Grinder 1x - Guitar Pick Pollen Scraper 1x - Carrying Bag