40mm Cookies Plastic Grinder 2 In 1 Herb Shredder With Mini Leaf Shape Tray Smoking Accessories. Cookies New 40mm Weed Grinder With Tray Plastic Leaf Shape Tobacco Herb Cigarette Herb Grinders, A very tough mini shark tooth no1 grinder with stash compartment and 3 part design.  It’s small enough to carry with you everywhere so you never have to go without. The grinder is waterproof and developed using acrylic plastics, ensuring quality concealment and durability.